 | Branimir Rančić | Guatemala | |
| Branislav Aleksandrovic | Lithuania | |
| Dragan Sorajic | https://ekonferencije.com/site/authorsbycountry/0 | |
| Peter Rodgers | https://ekonferencije.com/site/authorsbycountry/0 | |
| Cvetko Crnojevic | Albania | |
| Ljiljana Lukić | https://ekonferencije.com/site/authorsbycountry/0 | |
| Marija Mihailović | Serbia | |
| Ljubica Peric Lazic |
Republic of Srpska, Bosnia and Herzegovina | |
| Drago Soldat | Algeria | |
| Miroslav Milješić | Spain | |
