000 00507nab a2200181 4500
005 20260520001121.0
008 260224s2015 xxu ing
041 _aInglés
245 0 0 _aWhen price per barrel is low, patent investment reaches an all-time high
260 _a
_b
_cfeb. 2015
270 _a23/10/2017 ; 23/10/2017
300 _a2 p. ; 8-10
581 _a2
773 0 _tE & P
_g
942 _cARTICULO
100 1 _aRutherford, Charlotte
_957464
999 _c191411
_d191411