000
00262pam a2200097a 44500
082
_a
TR
_b
RI-9214
100
_a
John C. Lascola
245
1
_a
Comparison of aerial and ground surveying of subsidence over an active long wall
260
_a
_b
_c
997
_a
TR1153 C
999
_c
396409
_d
396409