000
00244pam a2200109a 44500
082
_a
TR
_b
RI-9385
100
_a
J. M. Sapko
245
1
_a
Optical rock dust meter field evaluation
260
_a
_b
_c
700
_a
H. Perlee
997
_a
TR6766 C
999
_c
393247
_d
393247