Mohapatra BK, Paul AK, Sahoo RK. Characterisation of Manganese Ores of a Part of Western Koira Valley, Keonjhar District, Orissa. jgsi [Internet]. 1989 Dec. 1 [cited 2024 Jun. 30];34(6):632-46. Available from: https://geosocindia.com/index.php/jgsi/article/view/66418