Shale gas accumulation conditions of the Upper Ordovician-Lower Silurian in Sichuan Basin and its periphery
Nie Haikuan, Zhang Jinchuan, Bao Shujing, Bian Ruikang, Song Xiaojiao, Liu Jianbin
Oil & Gas Geology . 2012, (3): 335 -345 .  DOI: 10.11743/ogg20120302