1. Aldridge R J, Briggs D E G, Smith M P, et al. 1993. The anatomy of conodonts. Philos Trans R Soc B-Biol Sci, 340: 405–421
2. Algeo T J, Berner R A, Maynard J B, et al. 1995. Late Devonian oceanic anoxic events and biotic crises: “Rooted” in the evolution of Vascular Land Plants? Geol Soc Am Today, 5: 64–66
3. Algeo T J, Scheckler S E. 1998. Terrestrial-marine teleconnections in the Devonian: Links between the evolution of land plants, weathering processes, and marine anoxic events. Philos Trans R Soc B-Biol Sci, 353: 113–130
4. Bai S L, Bai Z Q, Ma X P, et al. 1994. Devonian Events and Biostratigraphy of South China. Beijing: Peking University Press. 303
5. Bai S L. 1998. Chemo-biostratigraphic study on the Devonian Frasnian-Famennian event (in Chinese with English abstract). Acta Sci Nat Univ Pekinens, 34: 363–369