nkysdb: 共著者関連データベース
USHIJIMA N. 様の 共著関連データベース
+(A list of literatures under single or joint authorship with "USHIJIMA N.")
共著回数と共著者名 (a list of the joint author(s))
1: OYAMA T., USHIJIMA N.
発行年とタイトル (Title and year of the issue(s))
1990: Japanese R. & D. Program of the Manganese Nodule Mining System Hydraulic Dredging System