HAMILTON-SMITH, E. Karst and World Heritage Status. Acta Carsologica, Ljubljana, Slovenija, v. 36, n. 2, 2007. DOI: 10.3986/ac.v36i2.198. Disponível em: https://ojs.zrc-sazu.si/carsologica/article/view/198. Acesso em: 14 may. 2025.