000 00289nam a2200121Ia 4500
008 211214s9999 xx 000 0 und d
100 _aGuo Boyun Et.Al
245 _aPetroleum Production Engineering /2Nd Edn
260 _bELSEVIER
500 _a72634
650 _aII & V
942 _cBB
999 _c164521
_d164521