D. Bogataj, S. Drobne, M. Bogataj, and V. Rogelj, Geo-Gerontological Observatory: Upper Carniola Region. Maribor, Slovenija: Alma Mater Press, 2023. Accessed: Mar. 17, 2026. [Online]. Available: https://press.almamater.si/index.php/amp/catalog/book/64