| First Name | Last Name | Institutions | Articles |
|---|---|---|---|
| Oksana | Ruža | Daugavpils University | 19 |
| Michal | Ruschak | Institute of Technology and Business in České Budějovice; Pan-European University |
6 |
| Oleg | Rybalkin | Daugavpils University | 6 |
| Amr | Radwan | Academy of Scientific Research & Technology | 6 |
| Mohamed Ramadan A. | Rezk | Academy of Scientific Research & Technology | 6 |
| Martin | Rigelský | University of Prešov | 5 |
| Supit | Ritkaew | Walailak University | 4 |
| Jurgita | Raudeliūnienė | Vilnius Gediminas Technical University (VILNIUS TECH); Entrepreneurship and Sustainability Center |
4 |
| Aibota | Rakhmetova | Karaganda Economic University of Kazpotrebsoyuz | 3 |
| Gulnara Fatykhovna | Romashkina | Tyumen State University | 3 |
| Evaldas | Raistenskis | Vilnius University | 3 |
| Rita | Remeikienė | Institute of Economics and Rural Development; Mykolas Romeris University; Vilnius University |
3 |
| Pavel | Rousek | Institute of Technology and Business in České Budějovice | 2 |
| Vitālijs | Raščevskis | Daugavpils University | 2 |
| Alessio | Realini | Roma Tre University | 2 |
| Ona Gražina | Rakauskienė | Mykolas Romeris University | 2 |
| Zuzana | Rowland | Institute of Technology and Business in České Budějovice | 2 |
| Edward Malatse | Rankhumise | Tshwane University of Technology | 2 |
| Henrika | Ruginė | Klaipėda University | 2 |
| Miroslava | Řepová | University of Žilina | 2 |