HANN, Michael; BARAL, Toya Nath; SHARMA, Rabin Kaji. A Study on Digital Orthophoto Generation of Mount Everest Region. Journal on Geoinformatics, Nepal, [S. l.], v. 2, n. 1, p. 35–43, 2003. DOI: 10.3126/njg.v2i1.51455. Disponível em: https://nepjol.info/index.php/NJG/article/view/51455. Acesso em: 6 dec. 2025.