Khendek, Samira. “Financial Analysis by Ratios: Comparative Study -Case of the Saidal and Biopharm Companies”. Finance and Business Economies Review 6, no. 3 (September 24, 2022): 541–552. Accessed September 1, 2024. https://jiamcs.centre-univ-mila.dz/index.php/fber/article/view/527.