Literature
- Gray, J. E. 1872. Notes on the mud-tortoises of India (Trionyx Geoffroy). Ann. Mag. Natur. Hist. (London) (4)10: 326-340.
- Meylan, P. 1987. The phylogenetic relationships of soft-shelled turtles (Family Trionychidae). Bull. Amer. Mus. Natur. Hist. 186: 1-101.
- Van Dijk, P. P. 1992. Variation in the Southeast Asian soft-shelled turtle, Amyda cartilaginea. Masters thesis, National University of Ireland, Galway. 71 pp.