Robuta

https://inqua.org/ International Union for Quaternary Research - INQUA Established in 1928, INQUA is committed to facilitating collaborations among scientists around the world. It places special emphasis on assisting early career... international unionquaternary researchinqua https://www.qra.org.uk/ Quaternary Research Association – We are an organisation comprising of archeologists, botanists,... quaternary researchwe are https://thequaternarysector.com/ Silver-Collar Sector - The Quaternary Sector of the Global Economy silvercollarsectorquaternaryglobal https://ufind.univie.ac.at/en/exam.html?prueid=933346&lv=290365&semester=2014S u:find - 290365 KU Scientific Progress in Quaternary Science (2014S) scientific progressufindscience https://nordqua.org/ NORDQUA - The Nordic Union for Quaternary Research Mar 25, 2026 - Welcome to Nordqua - The Nordic Union for Quaternary Research - an organization of professional scientists from the Nordic countries. the nordicunionquaternaryresearch https://pubmed.ncbi.nlm.nih.gov/40384511/ Sirolimus utilization in pediatric liver transplantation: A large high-volume quaternary center... This study is among the first to review the clinical experience of sirolimus usage in pediatric LT. Our experience suggests sirolimus can be used safely and... liver transplantation https://www.usgs.gov/publications/characterizing-strain-between-rigid-crustal-blocks-southern-cascadia-forearc Characterizing strain between rigid crustal blocks in the southern Cascadia forearc: Quaternary... Topographic profiles across late Quaternary surfaces in the northern Sacramento Valley (California, USA) show offset and progressive folding on series of... https://research-portal.st-andrews.ac.uk/en/publications/continuing-the-debate-on-the-role-of-quaternary-environmental-cha/ Continuing the debate on the role of Quaternary environmental change for macroevolution -... the debateenvironmental changecontinuingrole https://www.uib.no/en/node/52179/news-archive/201902 News archive for Quaternary geology and Paleoclimate | University of Bergen news archiveuniversity ofquaternarygeologypaleoclimate https://tobias-lib.ub.uni-tuebingen.de/xmlui/handle/10900/50717 Late Miocene-Quaternary Synchronous-But-Magnitude- Differentiated Episodic Rapid Uplifts of The NE... https://polar.diva-portal.org/smash/record.jsf?pid=diva2:568944 The Quaternary geology of Canada and Greenland. Not 10 years too late! https://ilstratwiki.web.illinois.edu/wiki/Category:Quaternary_System Category:Quaternary System - ILSTRAT categoryquaternarysystemilstrat https://dggs.alaska.gov/pubs/id/29566 GB 11 - Guidebook to permafrost and Quaternary geology of the Fairbanks area, Alaska https://uuac.utah.edu/publications/faith_11-2019.php The Paleoecological Impact of Grazing and Browsing: Consequences of the Late Quaternary Large... impactgrazing https://researchportalplus.anu.edu.au/en/publications/esr-dosimetry-of-optically-bleached-quartz-grains-extracted-from-/ ESR dosimetry of optically bleached quartz grains extracted from Plio-Quaternary sediment:... https://geodiscover.alberta.ca/geoportal/rest/metadata/item/642602851314431f8caccbb46a6ccfe4/html Quaternary geology and bedrock subcrop of the Cold Lake to Ft. McMurray area, Alberta - Subcrop... https://kuscholarworks.ku.edu/entities/publication/e0d71495-5a03-4e6d-b01c-970df3e24622 Quaternary freshwater Ostracoda from the Great Salt Lake Basin the great salt lakequaternaryfreshwaterostracodabasin https://www.usgs.gov/publications/bedrock-geologic-and-quaternary-tectonic-map-port-townsend-area-washington Bedrock geologic and Quaternary tectonic map of the Port Townsend area, Washington | U.S.... No abstract available. https://store.astm.org/d2077-92r98.html D2077 Standard Test Method for Ash in Fatty Quaternary Ammonium Chlorides (Withdrawn 2007) https://research.vu.nl/en/publications/late-quaternary-climate-change-and-egypts-earliest-pre-pharaonic-/ Late Quaternary Climate Change and Egypt's Earliest Pre-Pharaonic Farmers, Fayum Basin, Egypt -... https://bibliographie.uni-tuebingen.de/xmlui/handle/10900/50056 Late Quaternary reactivation of the South Tibet Detachment System (STDS) in Central Himalaya,... https://pubchem.ncbi.nlm.nih.gov/compound/Quaternary-ammonium-compounds_-ethylbis_hydroxyethyl_soya-alkyl_-Et-sulfates-_salts Quaternary ammonium compounds, ethylbis(hydroxyethyl)soya alkyl, Et sulfates (salts) - PubChem Quaternary ammonium compounds, ethylbis(hydroxyethyl)soya alkyl, Et sulfates (salts) chemical information summary. quaternary ammonium compounds https://www.uu.se/en/study/syllabus?query=20979 Syllabus for Quaternary Deposits and the Evolution of Landscape - Uppsala University Syllabus for Quaternary Deposits and the Evolution of Landscape. The syllabus is valid from Autumn 2011. and thesyllabusquaternarydeposits https://www.agron.iastate.edu/glsi/posters/using-soil-surveys-to-delineate-quaternary-parent-materials-and-landforms-2010-binghamton-geomorphology-symposium/ Using Soil Surveys to Delineate Quaternary Parent Materials and Landforms (2010 Binghamton... Feb 7, 2026 - Soil Mapping Research at Iowa State University soil surveys https://se.copernicus.org/articles/16/197/2025/ SE - Quaternary surface ruptures of the inherited mature Yangsan Fault: implications for intraplate... Abstract. Earthquake prediction in intraplate regions, such as the Korean Peninsula, is challenging due to the complexity of fault distributions. This study... https://collaborate.princeton.edu/en/publications/a-biomimetic-ssubhsub2-cross-coupling-mechanism-for-quaternary-sp/fingerprints/?sortBy=alphabetically A biomimetic SsubH/sub2 cross-coupling mechanism for quaternary spsup3/sup-carbon formation... https://www.usgs.gov/publications/late-pliocene-and-quaternary-eurasian-locust-infestations-canary-archipelago Late Pliocene and Quaternary Eurasian locust infestations in the Canary Archipelago | U.S.... The Canary Archipelago has long been a sensitive location to record climate changes of the past. Interbedded with its basalt lavas are marine deposits from the... https://www.southampton.ac.uk/research/projects/closed-carling-nerc-quaternary-incision-of-the-lower-mekong-river *CLOSED* Carling NERC Quaternary incision of the lower Mekong River | University of Southampton *CLOSED* Carling NERC Quaternary incision of the lower Mekong River. of the https://inqua-seqs2014.ecology.uran.ru/ SEQS - The Quaternary of the Urals: Global trends and Pan-European Quaternary records global trendspan europeanseqsquaternaryurals https://tobias-lib.uni-tuebingen.de/xmlui/handle/10900/50056 Late Quaternary reactivation of the South Tibet Detachment System (STDS) in Central Himalaya,... https://research.vu.nl/en/publications/a-late-quaternary-full-vector-geomagnetic-record-from-el-golfo-se/ A Late-Quaternary full-vector geomagnetic record from El Golfo section, El Hierro, Canary Islands -... https://dggs.alaska.gov/pubs/id/263 GB 1 - Guidebook to Permafrost and Quaternary Geology along the Richardson and Glenn Highways... https://dggs.alaska.gov/pubs/id/28774 Wahrhaftig, C.A., 1953 - Quaternary geology of the Nenana River and adjacent parts of the Alaska... https://www.physics.hku.hk/news_and_events/past/czts-quaternary-semiconductors-as-film-solar-cell-absorbe/?back=1a35f8e77f678d57832ae448e6080aaf CZTS Quaternary Semiconductors as Film Solar Cell Absorbe | Past Events | News and Events |... Department of Physics, The University of Hong Kong solar cell https://open.clemson.edu/all_theses/2945/ "Liquefaction Probability Analysis of Quaternary Deposits in the Greate" by Joshua Daniel Gathro The 1886 Charleston earthquake caused substantial liquefaction-induced ground failure throughout the Charleston, South Carolina region. The investigation is... https://sites.nd.edu/paleonproject/quaternary-science-on-mars-three-billion-years-ago/ Quaternary Science . . . on Mars . . . three billion years ago. | PalEON Project science onyears agoquaternarymarsthree https://pure.york.ac.uk/portal/en/projects/bridging-europe-a-quaternary-timescale-for-the-expansion-and-evol/activities/?type=%2Fdk%2Fatira%2Fpure%2Factivity%2Factivitytypes%2Ftalk%2Finvited_talk Bridging Europe: a Quaternary Timescale for the Expansion and Evolution of Humans - Activities -... https://research.ibm.com/publications/equilibrium-and-nonequilibrium-phase-transformations-of-quaternary-solutions-based-on-a-physiologic-support-medium-containing-nacl-dimethyl-sulfoxide-and-glycerol Equilibrium and nonequilibrium phase transformations of quaternary solutions based on a physiologic... Equilibrium and nonequilibrium phase transformations of quaternary solutions based on a physiologic support medium containing NaCl, dimethyl sulfoxide, and... phase transformations https://pubchem.ncbi.nlm.nih.gov/compound/Quaternary-ammonium-compounds_-di-C6-12-alkyldimethyl_-chlorides Quaternary ammonium compounds, di-C6-12-alkyldimethyl, chlorides - PubChem Quaternary ammonium compounds, di-C6-12-alkyldimethyl, chlorides chemical information summary. quaternary ammonium compoundsdichloridespubchem https://pubchem.ncbi.nlm.nih.gov/compound/Quaternary-ammonium-compounds_-benzyl_hydrogenated-tallow-alkyl_dimethyl_-bis_hydrogenated-tallow-al Quaternary ammonium compounds, benzyl(hydrogenated tallow alkyl)dimethyl, bis(hydrogenated tallow... Quaternary ammonium compounds, benzyl(hydrogenated tallow alkyl)dimethyl, bis(hydrogenated tallow alkyl)dimethylammonium salt with bentonite chemical... quaternary ammonium compoundsbenzyltallowdimethylbis https://repository.si.edu/items/d8a39714-bdaf-480c-be07-2f5ad898994f Red-shouldered Hawk and Aplomado Falcon from Quaternary asphalt deposits in Cuba red shouldered hawkaplomado falcon https://openresearch-repository.anu.edu.au/items/e6900cbe-beb6-4622-9000-7c177b71356b A late Quaternary sedimentary record of steryl alkyl ethers from offshore southeastern Australia Steryl alkyl ethers (SAEs) have been reported from marine sediments ranging from Holocene to Lower Cretaceous and their production has been linked to upwelling... https://lnu.diva-portal.org/smash/record.jsf?pid=diva2:1615807 Uranium remobilisation in anoxic deep rock-groundwater system in response to late Quaternary... https://inspire-geoportal.ec.europa.eu/srv/api/records/030a8d04-94af-4ca5-b3db-2aac8c064d59?language=eng INSPIRE: EMODnet-DE - Offshore Geology - Pre-Quaternary (EMODnet-DE Pre-Quaternary) Compilation of the European Pre-Quaternary marine geology (section of Germany). Project partners are the national geological services of the participating... inspireemodnetdeoffshoregeology https://dggs.alaska.gov/pubs/id/28822 Waythomas, C.F., 1990 - Quaternary geology and late-Quaternary environments of the Holitna lowland,... https://www.uib.no/en/rg/quaternary/news-archive News archive for Quaternary geology and Paleoclimate | University of Bergen news archiveuniversity ofquaternarygeologypaleoclimate https://store.astm.org/d5806-95r03.html D5806 Standard Test Method for Disinfectant Quaternary Ammonium Salts by Potentiometric Titration quaternary ammonium saltsstandard test https://store.beg.utexas.edu/publications/report-of-investigations/ri0245 Quaternary faults within intermontane basins of northwest Trans-Pecos Texas and Chihuahua, Mexico |... https://vivo.colorado.edu/display/pubid_32995 Active compressional tectonics, Quaternary capable faults, and the seismic landscape of the Po... https://azgeo-data-hub-agic.hub.arcgis.com/datasets/2259eaa5db8f48ddbacf08b90b5dc3f8_7 1980 Quaternary The Clearwater River watershed is located in western Washington, USA. This study employed historical geomorphic mapping to provide baseline data related to... quaternary https://wits.worldbank.org/trade/comtrade/en/country/All/year/2023/tradeflow/Exports/partner/VEN/product/292390 Quaternary ammonium salts and hydroxides, nes exports to Venezuela |2023 quaternary ammonium saltshydroxidesnesexportsvenezuela https://ub01.uni-tuebingen.de/xmlui/handle/10900/163128 Not too old to rock: ESR and OSL dating reveal Quaternary activity of the Periadriatic Fault in the... https://ckan.publishing.service.gov.uk/dataset/marine-quaternary-map-uk-waters-1-1m-scale Marine Quaternary Map - UK Waters - 1:1M scale - Dataset - data.gov.uk This is a digital version of the paper based 1:1M scale Offshore Quaternary map, North and South sheets. Customers should be aware that, given the age of the... marinequaternarymapukwaters https://repository.si.edu/items/d8a39714-bdaf-480c-be07-2f5ad898994f/full Red-shouldered Hawk and Aplomado Falcon from Quaternary asphalt deposits in Cuba red shouldered hawkaplomado falcon https://patents.google.com/patent/JPS5815981A/en JPS5815981A - Reserpiline quaternary ammonium salt derivative and antiarrhythmic agent - Google... NEW MATERIAL:A compound shown by the formulaI(X is halogen; R1 is H or a lower alkyl which is replaced by a tri-lower alkyl ammonium group; R2 is a lower alkyl... quaternaryammoniumsaltderivativeantiarrhythmic https://boris-portal.unibe.ch/entities/publication/dba4641e-684e-4ec2-a030-5aa4633619d6 Late Quaternary history of North Eurasian Norway spruce ( Picea abies ) and Siberian spruce ( Picea... Aim We used combined palaeobotanical and genetic data to assess whether Norway spruce (Picea abies) and Siberian spruce (Picea obovata), two major components... history of https://is.mpg.de/oslab/publications/mohadjer-17-er-sliprates Review of GPS and Quaternary fault slip rates in the Himalaya-Tibet orogen | Optics and Sensing... Our goal is to understand the principles of Perception, Action and Learning in autonomous systems that successfully interact with complex environments and to... https://pubchem.ncbi.nlm.nih.gov/compound/Quaternary-ammonium-compounds_-C12-18-alkyl_4-ethylphenyl_methyl_dimethyl_-chlorides Quaternary ammonium compounds, C12-18-alkyl((4-ethylphenyl)methyl)dimethyl, chlorides - PubChem Quaternary ammonium compounds, C12-18-alkyl((4-ethylphenyl)methyl)dimethyl, chlorides chemical information summary. quaternary ammonium compounds https://www.uib.no/en/node/52173/news-archive/201903 News archive for Quaternary geology and Paleoclimate | University of Bergen news archiveuniversity ofquaternarygeologypaleoclimate https://www.uib.no/en/node/52179/news-archive/201109 News archive for Quaternary geology and Paleoclimate | University of Bergen news archiveuniversity ofquaternarygeologypaleoclimate https://lnu.diva-portal.org/smash/record.jsf?pid=diva2:667727 Towards mapping the late Quaternary vegetation change of Europe. the latetowardsmappingquaternaryvegetation https://scholarsarchive.byu.edu/wnan/vol64/iss1/1/ "Biogeographic and conservation implications of late Quaternary pygmy r" by R. Lee Lyman Five implications of a biogeographic model of pygmy rabbits (Brachylagus idahoensis) in eastern Washington proposed in 1991 are confirmed by 11 new... https://scholars.lib.ntu.edu.tw/entities/publication/f317bb97-5e1c-4a1d-89ec-73a860f6bc59 The Selectivity of Ion Exchange Resins for Quaternary Ammonium Surfactants ion exchange resinsselectivityquaternaryammoniumsurfactants https://pubmed.ncbi.nlm.nih.gov/39070646/ Mechanistic insights from the atomic-level quaternary structure of short-lived GPCR oligomers in... The functional significance of the interactions between proteins in living cells to form short-lived quaternary structures cannot be overemphasized. Yet,... https://www.usgs.gov/publications/field-trip-guide-quaternary-stratigraphy-and-faulting-area-north-mouth-big-cottonwood Field-trip guide to the Quaternary stratigraphy and faulting in the area north of the mouth of Big... No abstract available. https://www.uib.no/en/rg/quaternary/58267/new-phd-maria-blinova New PhD - Maria Blinova | Quaternary geology and Paleoclimate | UiB Maria Blinova defended her thesis for the PhD-degree Friday 18. November 2011. newphdmariaquaternarygeology https://pmc.ncbi.nlm.nih.gov/articles/PMC12160957/ Clinical and Environmental Harms of Quaternary Ammonium Disinfectants and the Promise of... Quaternary ammonium compounds (QACs) are widely used disinfectants whose application expanded dramatically during the COVID-19 pandemic, raising concerns about... clinicalenvironmentalharmsquaternaryammonium https://experts.arizona.edu/en/publications/origin-of-late-quaternary-dune-fields-on-the-southern-high-plains/ Origin of late Quaternary dune fields on the Southern High Plains of Texas and New Mexico -... https://brian-mountainman.blogspot.com/2024/01/other-quaternary-sediments-isles-of.html Stonehenge and the Ice Age: Other Quaternary sediments -- Isles of Scilly A blog about Stonehenge, the bluestones and the Ice Age, concentrating on the theory that many of the stones at Stonehenge were carried by glaciers. the ice agestonehenge https://pubmed.ncbi.nlm.nih.gov/25483128/ Exposure to common quaternary ammonium disinfectants decreases fertility in mice Quaternary ammonium compounds (QACs) are antimicrobial disinfectants commonly used in commercial and household settings. Extensive use of QACs results in... exposurecommonquaternaryammoniumdisinfectants https://eprints.ncl.ac.uk/303822 Structure-Stability Correlations on Quaternary Ammonium Cations as Model Monomers for Anion... https://bibliographie.uni-tuebingen.de/xmlui/handle/10900/56035 Landscape and Lake-System Response to Late Quaternary Monsoon Dynamics on the Tibetan Plateau -... https://scholars.duke.edu/publication/928256 Scholars@Duke publication: Isolation of CD4-Binding Site and V2/V3 Conformational (Quaternary)... https://about.uq.edu.au/experts/project/28174 Investigation of late Quaternary paleo-seismicity of major active fault systems in Turkey with... https://agris.fao.org/search/en/providers/122535/records/65dee7800f3e94b9e5d2a15e Quaternary ammonium compound stresses induce specific variations in fatty acid composition of... https://pmc.ncbi.nlm.nih.gov/articles/PMC9565451/ Late Quaternary activity of the Xiadian west concealed fault east to Beijing and its tectonic... Beijing plain is a strong earthquake tectonic area in China. There was a Sanhe-Pinggu earthquake with Ms8 that happened in1679. The seismogenic fault of this... https://quaternary.franklinresearch.uga.edu/research/content/stable-isotope-analysis-mercenaria-spp-sapelo-island-ga Stable Isotope Analysis of Mercenaria spp. from Sapelo Island, GA | Quaternary stable isotope analysissapelo island https://impact.ornl.gov/en/publications/solubility-limits-in-quaternary-snte-based-alloys/ Solubility limits in quaternary SnTe-based alloys - Oak Ridge National Laboratory oak ridgesolubilitylimitsquaternarysnte https://www.usgs.gov/publications/origin-late-quaternary-dune-fields-northeastern-colorado Origin of the late quaternary dune fields of northeastern Colorado | U.S. Geological Survey Stabilized eolian deposits, mostly parabolic dunes and sand sheets, cover much of the landscape of northeastern Colorado and adjacent parts of southwestern... https://repository.gatech.edu/entities/publication/96faa746-024e-4aea-8a8a-4f055c92c32c Fate and effect of quaternary ammonium compounds in biological systems Quaternary ammonium compounds (QACs) are ubiquitous contaminants found worldwide in both engineered and natural systems. QACs are toxic to aquatic organisms... quaternary ammonium compoundsfateeffectbiologicalsystems https://repository.lib.ncsu.edu/items/5d3c4d9d-84fe-498d-9bc2-56261f15f7c0/full Seismic Verification Program of Nuclear Power Plants Quaternary Deposit in Japan nuclear power plantsverification programseismic https://conservancy.umn.edu/items/917c51ca-25f3-4d53-aa6c-8b55b77af0ef S-03 Hydrogeologic map of Minnesota, Quaternary hydrogeology map of minnesotaquaternaryhydrogeology https://dggs.alaska.gov/pubs/id/27941 Fritschen, M.M., 1995 - Quaternary glacier fluctuations in the Chigmit Mountains, Alaska in thequaternaryglacier https://research-portal.st-andrews.ac.uk/en/publications/response-to-comment-on-buffered-tree-population-changes-in-a-quat/ Response to comment on "Buffered tree population changes in a quaternary refugium: Evolutionary... https://kth.diva-portal.org/smash/record.jsf?pid=diva2:1983315 Inter-property Correlation of Al2O3-CaO-MgO-SiO2 Quaternary Slag System in Blast Furnace Ironmaking https://geo.wa.gov/datasets/wadnr::quaternary-active-folds Quaternary Active Folds These data were created to provide users with information pertaining to seismogenic features in Washington State, including faults, folds and earthquakes. quaternaryactivefolds https://pubchem.ncbi.nlm.nih.gov/compound/Quaternary-ammonium-compounds_-bis_3-chloro-2-hydroxypropyl_ethyl_hydrogenated-tallow-alkyl_-Et-sulf Quaternary ammonium compounds, bis(3-chloro-2-hydroxypropyl)ethyl(hydrogenated tallow alkyl), Et... Quaternary ammonium compounds, bis(3-chloro-2-hydroxypropyl)ethyl(hydrogenated tallow alkyl), Et sulfates (salts) chemical information summary. quaternary ammonium compounds https://dggs.alaska.gov/pubs/id/27512 Bigelow, N.H., 1997 - Late Quaternary vegetation and lake level changes in central Alaska https://digitalcommons.unl.edu/geosciencefacpub/35/ "Late-Quaternary lowstands of Lake Titicaca: Evidence from high-resolut" by Karin D'Agostino,... Approximately 600 km of high-resolution seismic reflection data were collected to investigate the late-Quaternary stratigraphic development of Lake Titicaca.... https://www.mdpi.com/1424-8247/15/5/514 Microbiological Evaluation of Novel Bis-Quaternary Ammonium Compounds: Clinical Strains, Biofilms,... This work is devoted to the investigation of biocidal properties of quaternary ammonium compounds (QACs) based on pyridine structures with aromatic spacers,... quaternary ammonium compoundsmicrobiologicalevaluationnovelbis https://refubium.fu-berlin.de/handle/fub188/33953?locale-attribute=de Refubium - Late Quaternary landform evolution and sedimentary successions in the Miaoli Tableland,... https://pubchem.ncbi.nlm.nih.gov/patent/EP-1786776-B1 Method for producing high-purity quaternary ammonium compounds - Patent EP-1786776-B1 - PubChem EP-1786776-B1 chemical patent summary. quaternary ammonium compounds https://www.usgs.gov/media/images/colorado-river-raft-tour-quaternary-basalt-flows Colorado River Raft Tour - Quaternary basalt flows | U.S. Geological Survey ~ Mile 214: Quaternary basalt flows near the mouth of 214 Mile Canyon. colorado riverraft tourquaternary https://sbl.inria.fr/doc/group__Tertiary__quaternary__structure__annotator-package.html Structural Bioinformatics Library: Tertiary_quaternary_structure_annotator structural bioinformaticslibrarytertiaryquaternarystructure https://www.jstage.jst.go.jp/article/jgg1949/49/4/49_4_587/_article K-Ar Ages and Paleosecular Variation of Direction and Intensity from Quaternary Lava Sequences in... Access full-text academic articles: J-STAGE is an online platform for Japanese academic journals. https://www.usgs.gov/publications/database-quaternary-and-pliocene-yellowstone-plateau-volcanic-field-wyoming-idaho-and Database for the Quaternary and Pliocene Yellowstone Plateau Volcanic Field of Wyoming, Idaho, and... The superlative hot springs, geysers, and fumarole fields of Yellowstone National Park are vivid reminders of a recent volcanic past. Volcanism on an immense... https://impact.ornl.gov/en/publications/mapping-growth-windows-in-quaternary-perovskite-oxide-systems-by-/ Mapping growth windows in quaternary perovskite oxide systems by hybrid molecular beam epitaxy -... https://www.usgs.gov/publications/summary-quaternary-geology-municipality-anchorage-alaska Summary of Quaternary geology of the Municipality of Anchorage, Alaska | U.S. Geological Survey Quaternary geology of the Upper Cook Inlet region is dominated by deposits of glacier retreats that followed repeated advances from both adjacent and more... the municipality https://pubchem.ncbi.nlm.nih.gov/patent/EP-0643716-B1 Quaternary nitrogen-containing phosphonate compounds for treating abnormal calcium and phosphate... EP-0643716-B1 chemical patent summary. quaternarynitrogencontainingphosphonatecompounds https://pure.psu.edu/en/publications/waxing-and-waning-of-forests-late-quaternary-biogeography-of-sout/ Waxing and waning of forests: Late Quaternary biogeography of southeast Africa - Penn State