Rödel, Mark-Oliver, Caleb Ofori Boateng, Johannes Penner, and Annika Hillers. “A New Cryptic Phrynobatrachus Species (Amphibia: Anura: Phrynobatrachidae) from Ghana, West Africa”. Zootaxa 1970, no. 1 (January 5, 2009): 52–63. Accessed April 3, 2025. https://mapress.com/zt/article/view/zootaxa.1970.1.2.