000 00448nab a2200157 4500
005 20260520001007.0
008 260224s xxu
245 0 0 _aUnconventional Reserves
_bReliable asset performance
270 _a10/04/2006 ; 10/04/2006
300 _a17 p.
500 _aSuplemento de la revista E&P.
773 0 _tE & P
_g2005
942 _cARTICULO
650 0 _aReservas energéticas
_932908
999 _c179135
_d179135