About KNUDSEN K L
About Univ. Aarhus, Arhus, DNK
About ASBJOERNSDOTTIR L
About Univ. Iceland, Reykjavik, ISL
About Marine Geology
About submarine sediment
About Cenozoic
About Marine geology
About 北海
About 中央部
About 更新統
About 有孔虫
About 層序
About 対比