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Raychaudhuri, K.K. and Ghose, S. (1965) Some Aspects of Coal Seam in Chirimiri Coalfield. Journal of Mines, Metals & Fuels, 13 (6). pp. 171-182. ISSN 0022-2755

Raychaudhuri, K.K. and Ghose, S. and Lahiri, K.C. (1965) Some Regional Aspects of Sohagpur and Chirimiri Coalfields. Journal of Mines, Metals & Fuels, 13 (4). pp. 115-124. ISSN 0022-2755