Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 秋間 浩,FM回線における信号対雑音比,Journal of the National Institute of Information and Communications Technology,0033801X,National Institute of Information and Communications Technology,1960,6,23,87-94,https://cir.nii.ac.jp/crid/1390564238109696768,https://doi.org/10.24812/nictkenkyuhoukoku.6.23_87