000
00252pam a2200097a 44500
082
_a
TR
_b
RI-9301
100
_a
S. P. Signer
245
1
_a
Field verification at load transfer mechanics of fully grouted roof bolts
260
_a
_b
_c
997
_a
TR6674 C
999
_c
405835
_d
405835