 | Jovana Kljajić |
Republic of Srpska, Bosnia and Herzegovina | |
| Maria Olberg | https://ekonferencije.com/site/authorsbycountry/0 | |
| Sanja Popin | Armenia | |
| Student doktorskih s Ivana Kovačević | Armenia | |
| Gorana Mastilović | Armenia | |
| Aleksandr Repyev | https://ekonferencije.com/site/authorsbycountry/0 | |
| Miodrag Kovačević |
Republic of Srpska, Bosnia and Herzegovina | |
| Miloš Vasiljević |
Republic of Srpska, Bosnia and Herzegovina | |
| Inženjer mašinstva Marija Kolović | Azerbaijan | |
| Yulia Tukmakova | Russian Federation | |
