DOWMAN, I. Digital elevation models: Where do we go from here?. Journal on Geoinformatics, Nepal, [S. l.], v. 2, n. 1, p. 12–17, 2003. DOI: 10.3126/njg.v2i1.51453. Disponível em: https://www.nepjol.info/index.php/NJG/article/view/51453. Acesso em: 18 may. 2024.