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 International Radio Consultative Committee and International Telecommunication Union,Service de radiodiffusion (sonore) : commission d'études 10,,International Telecommunication Union,1975,C.C.I.R. XIIIe Assemblée plénière : Genève. 1974,,,,https://cir.nii.ac.jp/crid/1130000798144564224