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 "Becker, Walter","Tables of ordinary and extraordinary refractive indices, group refractive and h'o,x(f)-curves for standard ionospheric layer models",,Springer-Verlag,1960,Mitteilungen aus dem Max-Planck-Institut für Aeronomie,,,,https://cir.nii.ac.jp/crid/1130000796062167936