قاسمي ش. ., and بحري ب. . “The Exchange Rate and the Algerian Forgien Trade : What Relationship? An Econometric Approach”. El-Bahith Review, vol. 20, no. 1, Apr. 2021, pp. 577-92, http://www.elbahithreview.edu.dz/index.php/bahith/article/view/64.