PUCH, Andrzej. Energetic properties of rectangular sound sources with large directionality. Archives of Acoustics, [S. l.], v. 12, n. 1, p. 53–69, 2015. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3082. Acesso em: 25 apr. 2025.