PALACIOS, Iván; USHIÑA, Dennis; CARRERA, David. Pixel Purity Index Applied to the Mapping of Degraded Soils by the Presence of Cangahuas in the Ilaló Volcano, Ecuador. International Journal on Advanced Science, Engineering and Information Technology, [S. l.], v. 11, n. 5, p. 2121–2127, 2021. DOI: 10.18517/ijaseit.11.5.14684. Disponível em: https://ijaseit.insightsociety.org/index.php/ijaseit/article/view/14684. Acesso em: 24 aug. 2024.