MAHARJAN, D. K.; TAMRAKAR, N. K. Quality of siltstones for concrete aggregate from Nallu Khola area, Kathmandu valley. Journal of Nepal Geological Society, [S. l.], v. 30, p. 167–176, 2004. DOI: 10.3126/jngs.v30i0.31708. Disponível em: https://www.nepjol.info/index.php/JNGS/article/view/31708. Acesso em: 14 may. 2024.