HAMILTON-SMITH, E. Spatial Planning and Protection Measures for Karst Areas. Acta Carsologica, Ljubljana, Slovenija, v. 35, n. 2-3, 2006. DOI: 10.3986/ac.v35i2-3.223. Disponível em: https://ojs.zrc-sazu.si/carsologica/article/view/223. Acesso em: 27 apr. 2024.