Badi, I., and A. Abdulshahed. “Ranking the Libyan Airlines by Using Full Consistency Method (FUCOM) and Analytical Hierarchy Process (AHP)”. Operational Research in Engineering Sciences: Theory and Applications, Vol. 2, no. 1, Mar. 2019, pp. 1-14, http://www.oresta.org/index.php/oresta/article/view/9.