Kažys, R., R. Rekuvienė, and E. Žukauskas. “Numerical Investigation of Ultrasonic Wave Propagation in Tapered Waveguides”. Elektronika ir Elektrotechnika 19, no. 6 (June 10, 2013): 55-58. Accessed April 19, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/4563.