“Use of Geographic Information Systems in the delineation of watersheds” (2013) Boletim do Observatório Ambiental Alberto Ribeiro Lamego, 7(1), pp. 19–30. Available at: https://editoraessentia.iff.edu.br/index.php/boletim/article/view/2177-4560.20130002 (Accessed: 22 July 2024).