2JOHN WHITE;ROGER READ The Shale Shaker 2007(Jan).
3John B.Curtisl;David G.Hill2;Paul G.Lillis3 Classic and Emerging Plays,the Resource Pyramid and a Perspective on Future E&P2008.
4Daniel J.K.Ross;R.Marc Bustin Characterizing the shale gas resource potential of Devonian Mississippian strata in the Western Canada sedimentary basin:Application of an integrated formationevaluation,2008(01).
5Gale;Julia F,W Natural fractures in the Barnett Shale and their important for hydraulic fracturetreatment,2007(04).