Koch, André, Maren Gaulke, and Wolfgang Böhme. “Unravelling the Underestimated Diversity of Philippine Water Monitor Lizards (Squamata: Varanus Salvator Complex), With the Description of Two New Species and a New Subspecies”. Zootaxa 2446, no. 1 (May 6, 2010): 1–54. Accessed April 3, 2025. https://mapress.com/zt/article/view/zootaxa.2446.1.1.