• [Wiki] http://en.wikipedia.org/wiki/Speleomantes_imperialis.
• [amphibiaweb] http://amphibiaweb.org/cgi/amphib_query?rel-common_name=like&where-scientific_name=Hydromantes+imperialis.
• [EoL] https://eol.org/pages/330915.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [TessSotg2008] Tessa, G., Sotgiu, G., Repetto, R., Giacoma, C., Gazzaniga, E., Favelli, M., Doglio, S., Candiotto, A., and Bovero, S. (2008). Longevity and population dynamics in Speleomantes imperialis sarrabusensis (southern Sardinia, Italy). In C., C., editor, Herpetologia Sardiniae, volume 8, page 504 pp. Societas Herpetologica Italica, Edizioni Belvedere, Latina, le scienze.