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After Miao et al, 2024<ref name=qingshan/>, Liu et al, 2023<ref name=tuanshan/> and Zhongying 1986<ref name=acritarch>{{cite journal |last1=Zhongying |first1=Zhang |title=Clastic facies microfossils from the Chuanlinggou Formation (1800 Ma) near Jixian, North China |journal=Journal of Micropalaeontology |date=1 December 1986 |volume=5 |issue=2 |pages=9–16 |doi=10.1144/jm.5.2.9}}</ref>
After Miao et al, 2024<ref name=qingshan/> and Liu et al, 2023<ref name=tuanshan/>
Zhang, Shuan‐Hong; Kamo, Sandra L.; Ernst, Richard E.; Hu, Guo‐Hui; Zhang, Qi‐Qi; El Bilali, Hafida; Zhao, Yue (28 September 2024). "First High‐Precision U–Pb CA–ID–TIMS Age of the Chuanlinggou Formation, North China Craton: Implications for Global Correlations of Black Shales and the Statherian/Calymmian Boundary". Geophysical Research Letters. 51 (18). doi:10.1029/2024GL109457.
^ Liu, Jingqi; Zhang, Yang; Shi, Xiaoying; Chen, Anfeng; Tang, Dongjie; Yang, Tinglu (November 2023). "Macroscopic fossils from the Chuanlinggou Formation of North China: evidence for an earlier origin of multicellular algae in the late Palaeoproterozoic". Palaeontology. 66 (6). doi:10.1111/pala.12685.
^ Miao, Lanyun; Yin, Zongjun; Knoll, Andrew H.; Qu, Yuangao; Zhu, Maoyan (26 January 2024). "1.63-billion-year-old multicellular eukaryotes from the Chuanlinggou Formation in North China". Science Advances. 10 (4). doi:10.1126/sciadv.adk3208.
Zhongying, Zhang (1 December 1986). "Clastic facies microfossils from the Chuanlinggou Formation (1800 Ma) near Jixian, North China". Journal of Micropalaeontology. 5 (2): 9–16. doi:10.1144/jm.5.2.9.