Gerek, Ibrahim Halil, Ercan Erdis, Gulgun Mistikoglu, and Mumtaz A. Usmen. “Evaluation of Plastering Crew Performance in Building Projects Using Data Envelopment Analysis”. Technological and Economic Development of Economy 22, no. 6 (November 24, 2016): 926-940. Accessed November 2, 2024. https://tede.vgtu.lt/index.php/TEDE/article/view/791.