Wang, C.-K.C.-K.WangHAN-PANG HUANGChien, K.K.Chien2020-01-132020-01-132008https://scholars.lib.ntu.edu.tw/handle/123456789/447376Piezo-electric driver of ultrasonic motor on the humanoid robotconference paper10.1109/ARSO.2008.46535792-s2.0-84869985203https://www.scopus.com/inward/record.uri?eid=2-s2.0-84869985203&doi=10.1109%2fARSO.2008.4653579&partnerID=40&md5=258415acd01257af2b08668d9560c910