SALOMON, J. N. A Mysterious Karst: the “Chocolate Hills” of Bohol (Philippines). Acta Carsologica, Ljubljana, Slovenija, v. 40, n. 3, 2011. DOI: 10.3986/ac.v40i3.3. Disponível em: https://ojs.zrc-sazu.si/carsologica/article/view/3. Acesso em: 22 nov. 2024.