Tài liệu tham khảo WikiPedia: Sồi_phương_Đông http://www.floridata.com/ref/F/fagu_ori.cfm http://www.pfaf.org/user/Plant.aspx?LatinName=Fagu... http://www.theplantlist.org/tpl1.1/record/kew-8387... https://commons.wikimedia.org/wiki/Fagus_orientali...