AL-FAWAL, M. . .; RKHAMYA, K. . Theory of functional grammar : Origin and evolution. Tishreen University Journal- Arts and Humanities Sciences Series, [S. l.], v. 39, n. 4, 2017. Disponível em: https://journal.tishreen.edu.sy/index.php/humlitr/article/view/3096. Acesso em: 27 apr. 2024.