共 9 条
[2]
BIENIAWSKI ZT, 1981, 1 ANN C GROUND CONTR, P13
[3]
*CROUCH RES INC, 1998, BESOL SYSTEM BOUNDAR, P5
[4]
KARABIN GJ, 1999, 99114 DHHS
[5]
Obert L., 1967, ROCK MECH DESIGN STR, P542
[6]
SALAMON MDG, 1967, J S AFR I MIN METALL, V68, P55
[8]
SINGH UK, 2002, MINETECH, V23, P29
[9]
WILSON AH, 1972, MIN ENG, V141, P409