Darrel R. Frost - Amphibian Species of the World: an online reference - Version 6.0 - American Museum of Natural History, Gephyromantis asper. Gearchiveerd op 10 april 2019.
Darrel R. Frost - Amphibian Species of the World: an online reference - Version 6.0 - American Museum of Natural History, Gephyromantis asper. Gearchiveerd op 10 april 2019.