Vukicevic, Jelena M., and Nataša Lukić. “Approaches and Aspects of Advanced Learning in Mechanical Engineering and Economics Students’ Classrooms”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 47, no. 1 (June 29, 2019): 163–171. Accessed May 4, 2024. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/10087.