Vogel G, David P. A revision of the species group of Xenochrophis piscator (Schneider, 1799) (Squamata: Natricidae). Zootaxa [Internet]. 2012 Sep. 7 [cited 2025 Apr. 20];3473(1):1–60. Available from: https://mapress.com/zt/article/view/zootaxa.3473.1.1