Study of shield support characteristics and their influence on the roof behaviour in coal longwalls
Tài liệu tham khảo
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Vervoort, 1988, Influence of the longwall support on the occurrence of roof cavities, Int. J. Min. Geol. Eng., 6, 313, 10.1007/BF00880929
Vervoort, 1989, Numerical modelling and geostatistical investigation for improvement of roof control in longwall coal faces, B11