MARZOLFF, I.; RIES, J. B. Piping as a process of gully erosion in small-format aerial pothography : A short note. Cuadernos de Investigación Geográfica, Logroño, SPA, v. 37, n. 1, p. 115–120, 2013. DOI: 10.18172/cig.1249. Disponível em: https://publicaciones.unirioja.es/ojs/index.php/cig/article/view/1249. Acesso em: 28 apr. 2024.