Acharyya, K.K. and Das, B.N. and Sengupta, S.K. (1992) Functional relation of particle-size and bulk density along with indication of the latter's dependence on lump density. Research and Industry , 37 (1). pp. 42-45. ISSN 0034-513 X

Sinha, J.K. and Chaira, B.B. and Bose, J.M. and Nair, P.K. and Das, B.N. and Rashidi, N.A. and Verma, B.K. (1985) Dust Emission from Lead Smelter. Indian Journal of Environmental Protection, 5 (3). pp. 181-185. ISSN 0253-7141

Chaira, B.B. and Das, B.N. and Sinha, J.K. (1984) Respirable dust index for Indian coals. Journal of Mines, Metals & Fuels, 32 (9). pp. 417-419. ISSN 0022-2755

Chaira, B.B. and Bose, J.M. and Nair, P.K. and Das, B.N. and Rashidi, N.A. and Verma, B.K. and Sinha, J.K. (1983) Assessment of particulate pollution of mine atmosphere due to drilling in coal mines. Journal of Mines, Metals & Fuels, 31 (4). pp. 122-124. ISSN 0022-2755