nkysdb: なかよし論文データベース

HELFRICH Charles T. 様の 共著関連データベース

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+(A list of literatures under single or joint authorship with "HELFRICH Charles T.")

共著回数と共著者名 (a list of the joint author(s))

1: HELFRICH Charles T.

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発行年とタイトル (Title and year of the issue(s))

1977: Geologic Map of the North Middleton Quadrangle, East Central Kentucky [Net] [Bib]