Eszterhás, István, and George Szentes. “Geological Sketch and the Non-Karstic Caves of the Bakony Mountains in Hungary”. Cadernos do Laboratorio Xeolóxico de Laxe. Revista de Xeoloxía Galega e do Hercínico Peninsular 37 (December 9, 2013): 11–36. Accessed July 3, 2024. https://revistas.udc.es/index.php/CADLAXE/article/view/cadlaxe.2013.37.0.3579.