Pavlovec, Rajko, Jernej Pavšič, and Sejfudin Vrabac. “Lower Eocene on Majevica North of Tuzla (NE Bosnia)”. Geologija 48, no. 1 (June 30, 2005): 5–12. Accessed March 3, 2024. https://www.geologija-revija.si/index.php/geologija/article/view/1044.