000
00310nam a2200121Ia 4500
008
190711s9999 xx 000 0 und d
082
_a
622.31 S617
100
_a
SINGHAL,R.K
245
0
_a
GEOTECHNICAL STABILITY IN SURFACE MINING
260
_a
Boston
_b
A.A. Balkema
_c
1986
300
_a
26X18
942
_c
BK
_2
DDC
999
_c
21226
_d
21226