↑Devaux, B. (2004) Centrochelys sulcata. The tortoise that weeps., Reptilia (GB) (37): 20-26
↑ 3.03.1Miller, L. (1779) Icones animalium et plantarum (Various subjects of natural history, wherein are delineated birds, animals, and many curious plants . . .)., Letterpress, London. 10 pp. [published 1776-1782]
↑ 4.04.1Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)