Optimal Location of Emergency Service Centres Using the Set Covering Location Problem with Multiple Coverage (SCLP-MC):  A Case Study of the Libyan Iron and Steel Company. J Technol Res [Internet]. 2026 Sep. 30 [cited 2026 Oct. 2];4(2):165-83. Available from: https://jtr.cit.edu.ly/ojs/index.php/jtr/article/view/184