إياد زيتي; فادي خليل. Testing For Trade Gravity Model Between Syria And Iraq Using Least Squares With Breakpoints Method During The Period (2002-2019). Tishreen University Journal- Economic and Legal Sciences Series, [S. l.], v. 44, n. 4, p. 27–43, 2022. Disponível em: https://journal.tishreen.edu.sy/index.php/econlaw/article/view/13672. Acesso em: 25 nov. 2024.