Bakkari B, Daggoume A. Study the effect of financial leverage on financial return An applied study of a sample of institutions in the Hassi-Messaoud region during the period (2009-2014). DJEI [Internet]. 2017Jan.1 [cited 2024Jul.3];8(1):101-14. Available from: http://journals.lagh-univ.dz/index.php/djei/article/view/483