nkysdb: 共著者関連データベース
Japanese-Norwegian Research Group 様の 共著関連データベース
+(A list of literatures under single or joint authorship with "Japanese-Norwegian Research Group")
共著回数と共著者名 (a list of the joint author(s))
発行年とタイトル (Title and year of the issue(s))
1992: Preliminary report of stratigraphical study on the Upper Carboniferous Upper Permian