Aoyama, K., P. Bhattarai, M. Fukuda, J. Oku, and T. Sakai. “Geo-Environmental Problem of Snow Avalanche Defensive Structures in Mudstone Zones, Niigata Prefecture, Japan”. Journal of Nepal Geological Society 27 (December 1, 2002): 159–164. Accessed November 24, 2024. https://nepjol.info./index.php/JNGS/article/view/31988.