著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Schmidt, Dwight Lyman",Stratigraphy and tectonism of the southern part of the Precambrian Shield of Saudi Arabia,,Directorate General of Mineral Resources,1973,"Mineral resources bulletin (Jiddah, Saudi Arabia)",,,,https://cir.nii.ac.jp/crid/1130000797685343232