Kitaeva, M., Speshilova, N. and Shepel, V. N. (2016) “Mathematical Models of Multi-criteria Optimization of Subsystems of Higher Educational Institutions”, International Review of Management and Marketing, 6(5S), pp. 249–254. Available at: https://econjournals.com/index.php/irmm/article/view/2827 (Accessed: 6 February 2023).