Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) F. Ikeda and Y. Mizutani and H. Yoshida and Taiju Suzuki,MOS-FET RF inverter with auto-tuning function for driving ultrasonic transducer at 1.8 MHz,Proceedings of IEEE International Symposium on Industrial Electronics,,IEEE,2002-12-23,2,,703-706,https://cir.nii.ac.jp/crid/1874242817784543232,https://doi.org/10.1109/isie.1996.551028