Fet, Victor, Matthew R. Graham, Michael M. Webber, and Gergin Blagoev. “Two New Species of Euscorpius (Scorpiones: Euscorpiidae) from Bulgaria, Serbia, and Greece”. Zootaxa 3894, no. 1 (December 11, 2014): 83–105. Accessed May 3, 2025. https://www.mapress.com/zt/article/view/zootaxa.3894.1.7.