Rhodin, Anders G.J.; van Dijk, Peter Paul; Iverson, John B.; Shaffer, H. Bradley; Roger, Bour (2011-12-31). "(页面存档备份,存于互联网档案馆)". Chelonian Research Monographs 5:000.165-000.242. Archived from the original on 2012-01-22.
Rhodin, Anders G.J.; van Dijk, Peter Paul; Iverson, John B.; Shaffer, H. Bradley; Roger, Bour (2011-12-31). "(页面存档备份,存于互联网档案馆)". Chelonian Research Monographs 5:000.165-000.242. Archived from the original on 2012-01-22.