A METHOD FOR DETERMINING FORMANT FREQUENCIES USING SPECTRAL DECOMPOSITION OF THE SPEECH SIGNAL. Information systems and technologies security, [S. l.], v. 1, n. 6, p. 51–60, 2023. DOI: 10.17721/ISTS.2023.1.51-60. Disponível em: https://ists.knu.ua//article/view/2816. Acesso em: 16 feb. 2026.