全球奥陶系底界的“金钉子”问题及我国特马豆克阶(Tremadocian)的划分与对比
汪啸风1, MALETZJörg3, 王传尚1, 阎春波1

On the Problem of Global Ordovician Lower Boundary “Golden Spike” and Tremadocian Subdivision and Correlation in China
WANG Xiao-feng1, STOUGE Svend2, MALETZ Jörg3, WANG Chuan-shan1, YAN Chun-bo1
绿岬剖面柱状图和所标注的寒武系与奥陶系界线划分的生物标志、辅助标志及其产出层位(据 Cooper[ 13 ])