Lork, Alireza, Seyedeh Sima Shahebrahimi, and Abdolrasoul Telvari. 2019. “Effect of Investigating the Challenges in the Management of Civil and Oil & Gas Industry Projects by Using Knowledge Management in Projects Fields”. Technical Journal 24 (02). https://tj.uettaxila.edu.pk/index.php/technical-journal/article/view/840.