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 "Larson, Wilbur",Table of attenuation as a function of vane angle for rotary-vane attenuators : A = -40 log[subscript 10] cosθ,,"U.S. Dept. of Commerce, National Bureau of Standards,For sale by the Superintendent of Documents, U.S. Govt. Print. Off.",1965,NBS technical note,,,,https://cir.nii.ac.jp/crid/1130000796962720896