Mais K. Roofless Caves, a Polygenetic Status of Cave Development with Special References to Cave Regions in the Eastern Calcareous Alps in Salzburg and Central Alps, Austria. AC [Internet]. 2016 Jun. 1 [cited 2024 Dec. 23];28(2). Available from: https://ojs.zrc-sazu.si/carsologica/article/view/489