Abdeljalil , A. و Abdeljalil, F. (2024) "Project Management Planning to Increase Company Resource Efficiency and Effectiveness in Indonesia", International Journal of Engineering Research, 3(2), ص 34–42. موجود في: https://journal.su.edu.ly/index.php/ijer/article/view/2998 (تاريخ الوصول: 3 أبريل 2025).