Redevelopment of Fractures and Permeability Changes after Multi-Seam Mining of Shallow Closely Spaced Coal Seams
creator: Ren, Hongwei
issued: 2019 @pl
subject: Nauki Techniczne @pl
creator: Liu, Zhenqi
subject: permeability changes
subject: fracture redevelopment
subject: shallow closely spaced coal seams
date: 2019 @pl
subject: multi-seam mining
creator: Qin, Botao
source: Archives of Mining Sciences; 2019; vol. 64; No 4; 671-686 @pl
identifier: ISSN 0860-7001 @pl
type: Article
publisher: Committee of Mining PAS @pl
creator: Zhong, Xiaoxing
creator: Gao, Ang