000
00291nam a2200121Ia 4500
008
180710s9999 xx 000 0 und d
020
_a
74117
082
_a
622.15
_b
GEO
245
_a
GEOPHYSICAL electrical propecting methods
260
_a
[n.l.]
_b
[S.n.]
_c
0
300
_a
125 p.
942
_c
S
999
_c
64929
_d
64929