1. Investigation on ultrasonic guided waves propagation in elbow pipe. (March 2016) Authors: Qi, Minxin; Zhou, Shaoping; Ni, Jing; Li, Yong Journal: International journal of pressure vessels and piping Issue: Volume 139/140(2016) Page Start: 250 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗