| First Name | Last Name | Institutions | Articles |
|---|---|---|---|
| Olena | Bohdaniuk | National University of Life and Environmental Sciences of Ukraine | 1 |
| Olexandr | Rozhko | Taras Shevchenko National University of Kyiv | 1 |
| Olga | Bykanova | Plekhanov Russian University of Economics | 1 |
| Oleh | Petryshyn | Yaroslav Mudryi National Law University | 1 |
| Olga | Marcus | Lesya Ukrainka Eastern European National University | 1 |
| Oksana | Hrytsyna | Lviv National Agrarian University | 1 |
| Olga A. | Latysheva | Altai State University | 1 |
| Ola | Bareja-Wawryszuk | Siedlce University of Natural Sciences and Humanities | 1 |
| Oliver | Klinovský | University of Žilina | 1 |
| Oleksandr | Moroz | Sumy National Agrarian University | 1 |
| Olesia | Dubovych | Poltava State Agrarian Academy | 1 |
| Olga | Anichkina | K.G. Razumovsky Moscow State University of technologies and management | 1 |
| Oksana | Levkovich | Dnipro State Agrarian and Economic University | 1 |
| Olga Vadimirovna | Protopopova | Peoples’ Friendship University of Russia | 1 |
| Oleg Mikhailovich | Tolmachev | Bauman Moscow State Technical University | 1 |
| Ondřej | Dvorák | Institute of Technology and Business in České Budějovice | 1 |
| Oleksii | Dniprov | Office of the President of Ukraine | 1 |
| Olena | Dovgal | Mykolayiv State Agrarian University; University of Customs and Finance |
1 |
| Oguz | Turkay | Sakarya University of Applied Sciences | 1 |
| Olga | Soboleva | Pan-European University | 1 |