Humagain, I. R., K. Schetelig, M. P. Sharma, B. N. Upreti, and M. Langer. “Slope Stability Analysis Along the Proposed Kathmandu-Hetauda Road With Tunnel Sections”. Journal of Nepal Geological Society, vol. 22, Dec. 2000, pp. 187–200, doi:10.3126/jngs.v22i0.32345.