SĘK, A.; OZIMEK, E. AM and FM difference limens. Archives of Acoustics, [S. l.], v. 19, n. 1, p. 37–58, 2014. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1061. Acesso em: 25 apr. 2025.