Sparreboom, M. (2014). Salamanders of the Old World: The Salamanders of Europe, Asia and Northern Africa. Zeist, The Netherlands: KNNV Publishing. doi:10.1163/9789004285620. ISBN9789004285620.
Horner, H.A.; Macgregor, H.C. (1985). "Normal development in newts (Triturus) and its arrest as a consequence of an unusual chromosomal situation". Journal of Herpetology. 19 (2): 261. doi:10.2307/1564180. ISSN0022-1511. JSTOR1564180.
Horner, H.A.; Macgregor, H.C. (1985). "Normal development in newts (Triturus) and its arrest as a consequence of an unusual chromosomal situation". Journal of Herpetology. 19 (2): 261. doi:10.2307/1564180. ISSN0022-1511. JSTOR1564180.
Horner, H.A.; Macgregor, H.C. (1985). "Normal development in newts (Triturus) and its arrest as a consequence of an unusual chromosomal situation". Journal of Herpetology. 19 (2): 261. doi:10.2307/1564180. ISSN0022-1511. JSTOR1564180.