000 00309nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a30987
082 _a553
_bPOP
100 _aPOPOV, G.
245 4 _aThe working of mineral deposits
260 _aMoscow
_bMIR pub.
_c1971
300 _a616 p.
942 _cS
999 _c89036
_d89036