Paleobiological evidence of the paleowater environment evolution during deposition of the Qingshankou shale in the Songliao Basin
Dan LYU, Huajian WANG, Gang LI, Jiangyong ZHANG, Xiuli FU, Chang LIU, Xiaomei WANG, Rukai ZHU, Shuichang ZHANG
Oil & Gas Geology . 2023, (4): 857 -868 .  DOI: 10.11743/ogg20230405