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| Biljana Grujić | Serbia | |
| Marijana Radevska | https://ekonferencije.com/site/authorsbycountry/0 | |
| Željka Marjanović-Balaban |
Republic of Srpska, Bosnia and Herzegovina | |
| Jasmina Zdravković | https://ekonferencije.com/site/authorsbycountry/0 | |
| Marian Oliński | https://ekonferencije.com/site/authorsbycountry/0 | |
| Rados Pavlovic | Andorra | |
| Jelena Mladenović | https://ekonferencije.com/site/authorsbycountry/0 | |
| Ralitsa Simeonova-Ganeva | https://ekonferencije.com/site/authorsbycountry/0 | |
| Siniša Cvetković | https://ekonferencije.com/site/authorsbycountry/0 | |
