https://rmcg.unam.mx/index.php/rmcg/article/view/757
Peralkaline ignimbrites of middle Miocene age in central Sonora: review of the stratigraphy and...
https://mediambient.repositori.gencat.cat/handle/20.500.14343/2285
Geozona 116: Ignimbrites d'Erillcastell - Environmental Repository
Environmental Repository with articles and reports from the Department of Territory, Housing and Ecological Transition
erillcastellenvironmentalrepository
https://www.usgs.gov/publications/sheathfolds-rheomorphic-ignimbrites
Sheathfolds in rheomorphic ignimbrites | U.S. Geological Survey
Structural reappraisal of several classic rheomorphic ignimbrites in Colorado, Idaho, the Canary Islands and Italy has, for the first time, revealed abundant...
u sgeologicalsurvey