TYRMI, J.; IKÄVALKO, T. Acoustic Voice Quality Index to measure straining and recovery: Semiocclusions and voice rest as recovery exercises. Puhe ja kieli, [S. l.], v. 40, n. 3, p. 183–200, 2020. DOI: 10.23997/pk.101518. Disponível em: https://journal.fi/pk/article/view/101518. Acesso em: 18 sep. 2024.