Group by: Item Type | No Grouping Number of items: 1. Sarkar, S.K. and Roychowdhury, S. and Singh, B. (1983) Some aspects of strata control experiences at he powered support longwall face at dhemo-main colliery. Journal of Mines, Metals & Fuels, 31 (11). pp. 493-501. ISSN 0022-2755 |