CHESS, D. L.; CHESS, C. A.; SASOWSKY, I. D.; SCHMIDT, V. A.; WHITE, W. B. Clastic Sediments in the Butler Cave – Sinking Creek System, Virginia, USA. Acta Carsologica, Ljubljana, Slovenija, v. 39, n. 1, 2010. DOI: 10.3986/ac.v39i1.109. Disponível em: https://ojs.zrc-sazu.si/carsologica/article/view/109. Acesso em: 2 may. 2024.