Fritz, U.; Bininda-Emonds, O. R. P. When genes meet nomenclature: Tortoise phylogeny and the shifting generic concepts of Testudo and Geochelone. Zoology (Elsevier). 3 July 2007, 110 (4): 298–307. PMID 17611092. doi:10.1016/j.zool.2007.02.003. 引文使用過時參數coauthors (幫助); 使用|accessdate=需要含有|url= (幫助)
Christian Kehlmaier, Eva Graciá, Jason R. Ali, Patrick D.Campbell, Sandra D. Chapman, V. Deepak, Flora Ihlow, Nour-Eddine Jalil, Laure Pierre-Huyet, Karen E. Samonds, Miguel Vences and Uwe Fritz. 2023. Ancient DNA elucidates the Lost World of western Indian Ocean Giant Tortoises and reveals A New Extinct Species from Madagascar. SCIENCE ADVANCES. 9(2). DOI: 10.1126/sciadv.abq2574