Ultrasonic Single Element and Sectorized Array Transducers with Omnidirectional 2D Field Distribution for Non-Contact Human-Machine Interface and Echo-Location. Elektronika ir Elektrotechnika, [S. l.], v. 23, n. 4, p. 51–55, 2017. DOI: 10.5755/j01.eie.23.4.18722. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/18722.. Acesso em: 5 dec. 2025.