Anić, I. ., Koprivica, S. . and Aleksić, V. . (2022) “Application of Electre Methods of Multi Criteria Decision Making in Systems with Missing Data”, Operations Research and Engineering Letters, 1(1), pp. 24–28. Available at: http://orel.unionnikolatesla.edu.rs/index.php/orel/article/view/5 (Accessed: 27 April 2024).