ديوب م. م. ., محمود م. . and يوسف م. . (2022) “Studying The Relationship Between Foreign Trade And GDP Using The Directed Error Correction Model”, Tishreen University Journal- Economic and Legal Sciences Series, 44(1), pp. 175–191. Available at: https://journal.tishreen.edu.sy/index.php/econlaw/article/view/11931 (Accessed: 12May2024).