Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tanaka S.,Desired mode excitation by power additive signal injection in a multiple‐device cavity combiner,I.E.I.C.E. Trans. (C‐I),,,1992,75,10,659,https://cir.nii.ac.jp/crid/1370861288795380097,