The fractal permeability model in tight sand reservoir accounts for start-up gradient
Bai Rui-ting,Li Zhi-ping,Nan Jun-xiang,Lai Feng-peng,Li Hong,Wei Qing
Natural Gas Geoscience . 2016, (1): 142 -148 .  DOI: 10.11764/j.issn.1672-1926.2016.01.0142