KRANJC, A. Anthron Society (Postojna 1889 - 1911), the Beginning of Organised Speleology in Slovenia. Acta Carsologica, Ljubljana, Slovenija, v. 31, n. 2, 2016. DOI: 10.3986/ac.v31i2.397. Disponível em: https://ojs.zrc-sazu.si/carsologica/article/view/397. Acesso em: 1 may. 2024.