فاطر علي, and محمد صقر. 2023. “Conduct Stability and Co-Integration Tests in the Presence of Structural Break- Points -An Econometrics Study of the Relationship Between Investment and the Development of Manufacturing Industry in Syria-”. Tishreen University Journal- Economic and Legal Sciences Series 45 (2):251-69. https://journal.tishreen.edu.sy/index.php/econlaw/article/view/13800.