Group by: Item Type | No Grouping Jump to: Article Number of items: 1. ArticleSheorey, P. R. and Das, M.N. and Bordia, S.K. and Singh, B. (1986) Pillar Strength Approaches based on a New Failure Criterion for coal Seams. International Journal of Mining and Geological Engineering , 4 (4). pp. 273-290. |