“Break – Even Analysis as a Management tool for Decision - making in economic institutions Case study an institution: ‘Premix -Est SPA’ SKIKDA”, JEA, vol. 4, no. 2, pp. 150–169, Sep. 2020, Accessed: Apr. 05, 2026. [Online]. Available: https://journals.univ-ghardaia.edu.dz/idafat/article/view/211