共 4 条
[3]
Carbon isotope and magnetic polarity evidence for non-depositional events within the Cambrian-Ordovician Boundary section near Dayangcha, Jilin Province, China[J] . R. L. Ripperdan,M. Magaritz,J. L. Kirschvink.Geological Magazine . 1993 (4)
[4]
Cambrian-Ordovician Boundary and its interval biotas,southern Jilin,Northeast China .2 Duan Ji-ye,An Su-lan,Zhao Da. Journal of Changchun College of Geology . 1986