M.RATHIPRABA; K.PUHALZHENTHI; K.PREETHI; MR.V.SAMPATH KUMAR; MR.S.MANOJ. Preparation of contouring, hill shade and slope map of erode district by using QGIS . International journal of intellectual advancements and research in engineering computations, [S. l.], v. 6, n. 2, p. 1215–1223, 2018. DOI: 10.61096/ijiarec.v6.iss2.2018.1215-1223. Disponível em: https://ijiarec.com/ijiarec/article/view/632. Acesso em: 21 apr. 2026.