Chronological development in coal pillar design for bord and pillar workings: a critical appraisal

Jawed, M.Sinha, R. K.Sengupta, S.2018-12-312018-12-312013Journal of Geology and Mining Research,2013, V.5(1), P.1-1110.5897/JGMR12.010http://hdl.handle.net/123456789/1502enPillar strengthCoal pillar designPaper Non-indexedChronological development in coal pillar design for bord and pillar workings: a critical appraisalArticle