YOON SEOK JIN Kim Hyun Jai 정형진 P. Vasiljev R. Bareikis 2024-01-13T18:03:01Z 2024-01-13T18:03:01Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/109806 English ultrasonic motor stator rotor Some researches of a pair stator-rotor of the wave ultrasonic motor Conference 1 32nd ISATA, pp.63 - 67 32nd ISATA 63 67 GW