Tamrakar, N.K. and Paudel, L.P. 2011. Petrographic examination of ledge rocks aided by microscopic and X-ray diffraction analyses for alkali-silica reactivity. Bulletin of the Department of Geology. 14, (Oct. 2011), 21–28. DOI:https://doi.org/10.3126/bdg.v14i0.5435.