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 . IJIAREC [Internet]. 2018Mar.29 [cited 2024May3];6(2):1215-23. Available from: https://ijiarec.com/ijiarec/article/view/632