Naithani, A. K., and K. S. K. Murthy. “Geological and Geotechnical Investigations of Tapovan-Vishnugad Hydroelectric Project, Chamoli District, Uttarakhand, India”. Journal of Nepal Geological Society, vol. 34, Oct. 2006, pp. 1-16, doi:10.3126/jngs.v34i0.31873.