000 00401nab a2200145 4500
005 20260520000704.0
008 260224s xxu
245 0 0 _aBenchmark drilling performance
270 _a12/09/06 ; 25/01/2005
300 _a1 p.
773 0 _tE & P
_gVol. 78, Issue 01 (ene. 2005) ; p. 62-63
942 _cARTICULO
100 1 _aLyle, Don
_911487
999 _c163141
_d163141