S. . Papezikova, M. . Oselsky, P. . Papezik, and D. . Jablonski, “Albinism in Natrix tessellata (Serpentes: Natricidae)”, Phyllomedusa, vol. 19, no. 2, pp. 165–176, Dec. 2020, doi: 10.11606/issn.2316-9079.v19i2p165-176.