Article

Chatterjee, D.R. and Mukherjee, R.M. and Banerjee, A.N. and Mitra, K.K. (1982) Gravity log -a simpler representation of coal quality and seam structure. Journal of Mines, Metals & Fuels, 30 (7). pp. 370-374. ISSN 0022-2755

Chatterjee, D.R. and Mitra, K.K. and Sarkar, D.K. (1978) A nomogram for scientific and commercial evaluation of coal. Journal of Mines, Metals & Fuels, 26 (11). pp. 387-389. ISSN 0022-2755