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 "Koral, Kenneth F. and Cohen, Allan J. and United States. National Aeronautics and Space Administration",Empirical equations for electron backscattering coefficients,,for sale by the Clearinghouse for Federal Scientific and Technical Information,1965,NASA technical note,,,,https://cir.nii.ac.jp/crid/1130000797415744256