Liu, Yingxiang <br/><br/>
A Four-Feet Walking-Type Rotary Piezoelectric Actuator with Minute Step Motion.  [electronic resource] 

 -  Sensors (Basel, Switzerland)  May 2018 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1424-8220 
<br/><br/><label>Standard No.: </label>10.3390/s18051471  doi