ظريف ع.; الخفاجي أ. دراسة موضوعات الفصل : - , - , -. Latakia University Journal -Basic Sciences Series, [S. l.], v. 34, n. 2, 2018. Disponível em: https://journal.tishreen.edu.sy/index.php/bassnc/article/view/5251. Acesso em: 29 apr. 2025.