Gardini, Giulio. “The Species of the Chthonius heterodactylus Group (Arachnida, Pseudoscorpiones, Chthoniidae) from the Eastern Alps and the Carpathians”. Zootaxa 3887, no. 2 (November 24, 2014): 101–137. Accessed May 1, 2025. https://mapress.com/zt/article/view/zootaxa.3887.2.1.