NICOLAS, J.; LEMIRE, G.; GOSSELIN, B. Numerical treatment of acoustic signals: dual channel analysis. Canadian Acoustics, [S. l.], v. 11, n. 1, p. 16–25, 1983. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/496. Acesso em: 28 oct. 2021.