FISCHER-JØRGENSEN, E. . Perceptual Dimensions of Speech Sounds . Annual Report of the Institute of Phonetics University of Copenhagen, [S. l.], v. 1, p. 87–88, 1967. DOI: 10.7146/aripuc.v1i.130582. Disponível em: https://tidsskrift.dk/ARIPUC/article/view/130582. Acesso em: 20 may. 2024.