MADER, B. Observations on Historical Terminology: Grotte and Höhle in German Texts. Acta Carsologica, Ljubljana, Slovenija, v. 32, n. 2, 2016. DOI: 10.3986/ac.v32i2.338. Disponível em: https://ojs.zrc-sazu.si/carsologica/article/view/338. Acesso em: 29 mar. 2024.