FILIPCZYŃSKI, L.; WÓJCIK, J. Temperature increase in a two-layer obstetric model of tissues in the case of linear and nonlinear propagation of a continuous ultrasonic wave. Archives of Acoustics, [S. l.], v. 20, n. 3, p. 237–246, 2014. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1034. Acesso em: 26 apr. 2025.