1. The genus Medicago in Greece: 1. A review of species diversity, geographical distribution and ecological adaptation;Thanopoulos;Fl. Medit.,2007
2. Phytogeographia Aegaea and the Flora Hellenica Database;Strid;Ann. Naturhist. Hofmus. Wien,1996
3. A method of establishing groups of equal amplitude in plant sociology based on similarity of species content;Sørensen;Biol. Skr. Kongel. Danske Vidensk. Selsk.,1948
4. Flora and vegetation of Andros, Kikladhes, Greece;Snogerup;Ann. Mus. Goulandris,2006
5. Habitat diversity, ecological requirements of species and the Small Island Effect