Bhangare, R. C.Tiwari, M.Ajmal, P. Y.Sahu, S. K.Pandit, G. G.2014-07-252014-07-252014Journal of Radioanalytical & Nuclear Chemistry, 2014. Vol. 300 (1): pp. 17-22http://hdl.handle.net/123456789/97614220 bytestext/htmlenFly ashCoalNatural radioactivityRadium equivalent activityExternal hazard indexDistribution of natural radioactivity in coal and combustion residues of thermal power plantsArticle