1. H. D. Al-Budairi, “Design and analysis of ultrasonic horns operating in longitudinal and torsional vibration,” Ph.D. dissertation, College of Science and Engineering, University of Glasgow, Glasgow, Scotland, UK, 2012.
2. Enhanced vibration performance of ultrasonic block horns
3. Computational modeling and experimental studies of the dynamic performance of ultrasonic horn profiles used in plastic welding
4. Computer-aided design of acoustic horns for ultrasonic machining using finite-element analysis
5. C.H. Lee, and A. Lal, “Silicon ultrasonic horns for thin film accelerated stress testing,” Paper presented at Ultrasonics Symposium, 2001 IEEE, Atlanta, Georgia, USA, pp. 867–870, 2001.