"Analysis of the performance of SMEs in the sector Buildings and public works". Journal of Economics and Management Sciences 22, no. 01 (ديسمبر 31, 2022): 10–17. تاريخ الوصول أكتوبر 26, 2026. https://revuejems.univ-setif.dz/index.php/jems/article/view/403.