000 00681nab a2200193 4500
005 20260520004538.0
008 260224s2017 xxu ing
041 _aInglés
245 0 0 _aA mixed picture
260 _a
_b
_cabr. 2017
270 _a26/10/2017 ; 26/10/2017
300 _a1 p. ; 20-21
500 _aTo date, only the US, Argentina, Canada and China have produced commercial volumes of shale gas or crude oil from tight reservoirs. But given the recent rise in oil prices, there are signs of action elsewhere.
581 _a842
773 0 _tPetroleum Review
_g
942 _cARTICULO
100 1 _aDavis, Brian
_936157
999 _c191468
_d191468