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 British Engineering Standards Association,British standard specification for the electrical performance of alternators of the steam turbine driven type : superseding B.E.S.A. publication no.72-1917 in so far as it applies,,C. Lockwood,1925,British Engineering Standards Association,,,,https://cir.nii.ac.jp/crid/1130569368322429334