ECH-CHARFI, Ahmed. Morphological and semantic opacity as factors of linguistic change: A study of Form VIII verbs in Arabic. Lingua Posnaniensis, [S. l.], v. 67, n. 2, p. 23–39, 2026. DOI: 10.14746/linpo.2025.67.2.2. Disponível em: https://pressto.amu.edu.pl/index.php/linpo/article/view/52274. Acesso em: 7 feb. 2026.