Shafik, M., Nyathi, B. and Fekkai, S. (2013) “An Innovative 3D Ultrasonic Actuator with Multidegree of Freedom for Machine Vision and Robot Guidance Industrial Applications Using A Single Vibration Ring Transducer”, International Journal of Engineering and Technology Innovation, 3(3), pp. 168–179. Available at: https://ojs.imeti.org/index.php/IJETI/article/view/108 (Accessed: 4 December 2024).