Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kimihiro Nishijima and T. Morotomi and Terukazu Sato and Takashi Nabeshima,A hysteretic PWM control operated in double switching frequency of clock signal,2013 IEEE 10th International Conference on Power Electronics and Drive Systems (PEDS),,IEEE,2013-04-01,,,1349-1353,https://cir.nii.ac.jp/crid/1871709543206847616,https://doi.org/10.1109/peds.2013.6527229