Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HONJO Kazuhiko,Design Theory and Techniques for High Efficiency Microwave Power Amplifiers Used in SSPS,Space Solar Power Systems,2432-1060,Space Solar Power Systems Society,2020,5,0,7-13,https://cir.nii.ac.jp/crid/1390565134829102208,https://doi.org/10.24662/sspss.5.0_7