J. M. Vukicevic and N. Lukić, “Approaches and Aspects of Advanced Learning in Mechanical Engineering and Economics Students’ Classrooms”, IJSBAR, vol. 47, no. 1, pp. 163–171, Jun. 2019, Accessed: Sep. 13, 2025. [Online]. Available: https://gssrr.org/JournalOfBasicAndApplied/article/view/10087