Kumar, Birendra (2012) Study of the Rate of Removal of Eutrophic Nutrient (Phosphate) by Free and Immobilized Cells of Bacillus Subtilis 2620. Indian Journal of Environmental Protection, 32 (5). pp. 353-360. ISSN 0253-7141

Prashant, Mr. and Ghosh, C.N. and Mandal, P.K. and Kumar, Birendra (2009) Use of Granulated Slag as a stowing Material for Underground coal mines - A case study. Minetech, 30 (1). pp. 12-21. ISSN 0970-7204

Gupta , Asha and Kumar, Birendra (2000) Removal of iron from zircon sand using oxalic acid. Journal of Mines, Metals & Fuels, 48 (7&8). pp. 178-181. ISSN 0022-2755

Gupta, Asha and Kumar, Birendra (2000) Biogasification of coal using different sources of micro-organisms. Fuel, 79 (1). pp. 103-105. ISSN 0016-2361

Saroj, K.K. and Gupta, Asha and Kumar, Birendra and Srivastava, S.C. (1995) Application of Biogasification of Coal for Extraction of Left Over coal from worked Out Mines. Minetech, 16 (5). pp. 12-17. ISSN 0970-7204

Thakur, D.N. and Saroj, K.K. and Gupta, Asha and Arya, P.K. and Mondal, P.K. and Kumar, Birendra (1994) Anaerobic Fermentation of Methane. Minetech, 15 (2). pp. 61-66. ISSN 0970-7204