000
00274pam a2200097a 44500
082
_a
TR
_b
RI-9293
100
_a
Bernard J. Steblay
245
1
_a
Evulation of pulsed phase lock loop technology applied to mine roof bolt load measurement
260
_a
_b
_c
997
_a
TR6666 C
999
_c
405827
_d
405827