Mahjoob, A., Wali, M., & Atyah, H. (2016). Exploring the Factors Affecting the Elemental Cost Estimation with Relationship Analysis Using AHP. مجلة الهندسة, 22(8), 1-13. استرجع في من http://joe.uobaghdad.edu.iq/index.php/main/article/view/164