Kazys, R., E. Zukauskas, and R. Rekuviene. “Modeling of Ultrasonic Measurement Systems With Waveguides”. Elektronika ir Elektrotechnika 123, no. 7 (September 4, 2012): 61-64. Accessed March 28, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/2375.