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 "Hazard, Daniel L. (Daniel Lyman) and United States. Dept. of Commerce. Coast and Geodetic Survey","Results of observations made at the Coast and Geodetic Survey magnetic observatory at Vieques, Porto Rico",,Government Printing Office,1909,Serial,,,,https://cir.nii.ac.jp/crid/1130282272225979392