Tripathi, P.S.M. and Singh, J. and Ram, L.C. and Rao, S.K. (1986) X-rary fluorescence method of analysis for the determination and distribution of trace elements in the fluidized-bed combustion of Singareni Coal. Journal of Mines, Metals & Fuels, 34 (5&6). pp. 293-296. ISSN 0022-2755

Singh, K. and Menon, M.V.P. and Raja, K. and Rao, S.K. (1983) Coal blends for production of metallurgical coke. Journal of Mines, Metals & Fuels, 31 (12). pp. 538-550. ISSN 0022-2755

Tripathi, P.S.M. and Rao, S.K. (1983) Effect of variation of pH on flocculation of coal/vitrinite slurries. Journal of Mines, Metals & Fuels, 31 (8). pp. 309-312. ISSN 0022-2755

Tripathi, P.S.M. and Rao, S.K. (1982) On the mechanism of flocculation of coal slurries. Journal of Mines, Metals & Fuels, 30 (11). pp. 586-588. ISSN 0022-2755