“Diagnostic System for Preparing Decision Tree Model to Identify the Changes in Specific Time of Project”, J. eng. sustain. dev., vol. 13, no. 4, pp. 75–85, Dec. 2009, Accessed: Jul. 03, 2024. [Online]. Available: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1518