Buser, Stanko, and Holger C. Forke. “Lower Permian Conodonts from the Karavanke Mts. (Slovenia)”. Geologija 37, no. 1 (December 31, 1994): 153–171. Accessed May 8, 2024. https://www.geologija-revija.si/index.php/geologija/article/view/835.