nkysdb: なかよし論文データベース
WALKER Dan 様の 共著関連データベース
+(A list of literatures under single or joint authorship with "WALKER Dan")
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))
1993: 1: Oil and Gas Map of the Pikeville 30 * 60 Minute Quadrangle (Exclusive of Big Sandy District), Kentucky. 2: Oil and Gas Map of the Pikeville 30 * 60 Minute Quadrangle, Big Sandy District, Kentucky