CHUNG, H.; NEAREY, T. M.; HODGE, M.; POLLOCK, K. E.; TUCKER, B. V. Preliminary statistical pattern recognition methods in the study of vowels produced by children with and without speech sound disorders. Canadian Acoustics, [S. l.], v. 40, n. 3, p. 18–19, 2012. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2518. Acesso em: 25 apr. 2024.