Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kawaguchi Y.,Long‐distance propagation in a stratified atmosphere with an even power N profile,I.E.I.C.E. Trans. (B‐II),,,1992,75,6,379,https://cir.nii.ac.jp/crid/1370861289374449921,