Sedimentary characteristics of upwelling facies shale in Lower Silurian Longmaxi Formation, northeast Sichuan area
Wang Yuman, Chen Bo, Li Xinjing, Wang Hao, Chang Licheng, Jiang Shan
Acta Petrolei Sinica . 2018, (10): 1092 -1102 .  DOI: 10.7623/syxb201810002