@misc{indiciae9969494aa4fc, title = {Bidirectional linear ultrasonic motor using longitudinal vibrating transducers.}, author = {Fan Zhang and Weishan Chen and Junkao Liu and Zhisong Wang}, year = {2005}, doi = {10.1109/tuffc.2005.1397358}, url = {https://pubmed.ncbi.nlm.nih.gov/15742570/}, note = {Source identifier: 15742570} }