000 00302nam a2200121Ia 4500
008 211209s1975 xx 000 0 und d
041 _aeng
082 _a621.992 N75 MUR
100 _aMURAVIEV V
245 _aOPERATION OF OIL AND GAS WELLS
260 _aMOSCOW
_bM I R PUBLISHERS
_c1975
300 _a424
999 _c20226
_d20226