Dewangan, P.K., Pradhan, M. and Kumar, P. 2020. Geotechnical, Environmental and Other Issues Pertaining to Fly Ash Disposal in Opencast Mine Voids. Journal of Mines, Metals and Fuels. 68, 1 (Jan. 2020), 25–32. DOI:https://doi.org/10.18311/jmmf/2020/26927.