SAYAMI, M.; TAMRAKAR, N. K. Status of sand mining and quality in northern Kathmandu, Central Nepal. Bulletin of the Department of Geology, [S. l.], v. 10, p. 89–98, 2008. DOI: 10.3126/bdg.v10i0.1424. Disponível em: https://www.nepjol.info/index.php/BDG/article/view/1424. Acesso em: 6 jul. 2022.