Evaluation of elastic constants in composite laminates with guided wave tomography [Online resource]Ratassepp, Madis; Rao, Jing; Yu, X.; Fan, Zheng12th European Conference on Non-destructive Testing : proceedings2018 / 7 p. : ill http://cdn.ecndt2018.com/wp-content/uploads/2018/05/ecndt-0597-2018-File001.pdf http://www.ecndt2018.com/programme/list-of-authors/ Ultrasonic transducers self-calibration of nonlinear time reversal based experiments using memristor [Online resource]Dos Santos, Serge; Masood, Ali12th European Conference on Non-destructive Testing : proceedings2018 / 8 p. : ill http://www.ecndt2018.com/abstract/ultrasonic-transducers-self-calibration-of-nonlinear-time-reversal-based-experiments-using-memristor/ http://www.ecndt2018.com/programme/list-of-authors/