000 00377nab a2200157 4500
005 20260520004127.0
008 260224s2010 xxu
245 0 0 _aYear of the ear
260 _a
_b
_cmar. 2010
270 _a12/11/2010 ; 12/11/2010
300 _a1 p. ; 3
581 _a758
773 0 _tPetroleum Review
_g64
942 _cARTICULO
999 _c177821
_d177821