Fernandes Ferreira, C., Yawar Hussain, and R. Uagoda. “A Semi-Automatic Approach for Doline Mapping in Brazilian Covered Karst: The Way Forward to Vulnerability Assessment”. Acta Carsologica, vol. 51, no. 1, Dec. 2022, pp. 19-31, doi:10.3986/ac.v51i1.10011.