KAZYS, R.; ZUKAUSKAS, E.; REKUVIENE, R. Modeling of Ultrasonic Measurement Systems with Waveguides. Elektronika ir Elektrotechnika, [S. l.], v. 123, n. 7, p. 61-64, 2012. DOI: 10.5755/j01.eee.123.7.2375. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/2375. Acesso em: 29 sep. 2022.