https://www.afs-journal.org/articles/forest/full_html/2010/04/f09341/F3.html
Competition for nitrogen by three sympatric species of Eucalyptus | Annals of Forest Science
Annals of Forest Science, is a source of information about current developments and trends in forest research and forestry
by threesympatric species
https://scholarlycommons.pacific.edu/uop_etds/1872/
"Reproductive ecology and population dynamics of two sympatric species " by John Gibson Rae III
Populations of the sympatric intertidal bivalves, Macoma secta and M. nasuta are compared as to reproductive ecology and population dynamics. Histological...