KPODO, P. An Acoustic Analysis of Siwu Vowels. Nordic Journal of African Studies, [S. l.], v. 22, n. 3, p. 19, 2013. DOI: 10.53228/njas.v22i3.161. Disponível em: https://njas.fi/njas/article/view/161. Acesso em: 24 nov. 2024.