Authors: YUANDONG ZHANG ERDTNANN,B.T.

Citation: Zhang. Yuandong et Erdtnann,b.t, Tremadocian (Ordovician) biostratigraphy and graptolites at Dayangcha ( Baishan,Jilin,NE China), Palaontologische Zeitschrift Palaontologische Zeitschrift (Print);Journal of Palaontologische Gesellschaft Scientific contributions to palaeontology, 78(2), 2004, pp. 323-354