Permeability classification of coal seams in China
International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts - Tập 32 - Trang 365-369 - 1995
Tài liệu tham khảo
Bear, 1972
Zhao, 1988, An experimental study of water infusion at pressure in coal specimens, Int. J. Min. & Geol. Engng, 81, 10.1007/BF00881029
Feder, 1988