A new discovery and geological significance of thick-layered bentonites in the Upper Member of Lower Silurian Longmaxi Formation in the Northern Sichuan-Western Hubei area
Wang Yuman, Wang Hongyan, Shen Junjun, Bai Wenhua, Dong Dazhong, Qiu Zhen, Li Xinjing, Wang Canhui
Acta Petrolei Sinica . 2020, (11): 1309 -1323 .  DOI: 10.7623/syxb202011002