PEUST, Carsten. The Subgrouping of East Chadic. Folia Orientalia, [S. l.], v. 55, p. 235–253, 2026. DOI: 10.24425/for.2018.124686. Disponível em: https://wydawnictwo.pan.pl/index.php/fo/article/view/6817. Acesso em: 15 oct. 2026.