Sotlar, Andrej, and Sebastijan Frumen. “Development of Educational Activity at the University of Maribor”. In 50 Let Univerze V Mariboru: Pol Stoletja Znanja in Raziskovanja, edited by Gorazd Meško and Natalija Ulčnik, 147–196. 2025. Reprint, University of Maribor Press, 2026. Accessed April 3, 2026. https://press.um.si/index.php/ump/catalog/book/50letUM/chapter/1025.