The recommended Cambrian - Ordovician global Boundry stratotype of the Xiaoyangqiao section (Dayangcha, Jilin Province), China

J. W. Chen, Y. Y. Qian, J.M. Zhang, Y. K. Lin, L. M. Yin, Z. H. Wang, Z. Z. Wang, and J. D. Yang. Y. X. Yang

1988

Article

Geological Magazine 125(4):415-444

Find it at:

http://dx.doi.org/http://dx.doi.org/10.1017/S00167