KUJAWSKA, Tamara. Dynamic focusing of an ultrasonic be am by means of a phased annular array using a pulse technique. Archives of Acoustics, [S. l.], v. 8, n. 1, p. 69–82, 2016. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3244. Acesso em: 26 apr. 2025.