Valdiya, KS (1991). "Hydrogeological Studies of Springs in the Catchment of the Gaula River". Mountain Research and Development. 11: 239–258. doi:10.2307/3673618. JSTOR3673618.
Valdiya, KS (1991). "Hydrogeological Studies of Springs in the Catchment of the Gaula River". Mountain Research and Development. 11: 239–258. doi:10.2307/3673618. JSTOR3673618.