Age of the silurian lower red beds in South China : stratigraphical evidence from the sanbaiti sectionChen, Zhongyang; Männik, Peep; Fan, Junxuan; Wang, Chengyuan; Chen, Qing; Sun, Zongyuan; Chen, Dongyang; Li, ChaoJournal of earth science2021 / p. 524–533 : ill https://doi.org/10.1007/s12583-020-1350-6 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS First documentation of Llandovery (Silurian) conodont genus Astropentagnathus in China (Langao, Shaanxi Province) and the age of Baiyaya FormationChen, Zhong-Yang; Männik, Peep; Wang, Xin; Li, Chao; Wang, JianPalaeoworld2020 / p. 662-671 https://doi.org/10.1016/j.palwor.2019.11.002 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS