| First Name | Last Name | Institutions | Articles |
|---|---|---|---|
| Olga | Zlyvko | Moscow Power Engineering Institute | 1 |
| Oksana | Lavruk | State Agrarian and Engineering University in Podilia | 1 |
| Olga V. | Tolstyakova | Plekhanov Russian University of Economics | 1 |
| Oleg Anatolyevich | Blinov | Omsk State Agrarian University after P.A. Stolypin | 1 |
| Olena | Danchenko | Cherkasy State Technological University | 1 |
| Olga | Kalmykova | Samara State Technical University | 1 |
| Ogujiuba | Kanayo | University of Mpumalanga | 1 |
| Oksana V. | Zayachkivska | National University of Water and Environmental Engineering | 1 |
| Olha | Prokopenko | Tallinn University of Technology | 1 |
| Ovidiu Niculae | Bordean | BabeČ™-Bolyai University | 1 |
| Olena | Vartanova | Cherkasy State Technological University | 1 |
| Olga | Starineca | University of Latvia | 1 |
| Oksana | Budko | Dniprovsk State Technical University | 1 |
| Olga V. | Rogach | Russian State Social University | 1 |
| Oleg | Litvishko | Plekhanov Russian University of Economics | 1 |
| Olena | Rayevnyeva | Bratislava University of Economics and Management | 2 |
| Orlando Lima | Rua | Polytechnic Institute of Porto; University of Beira Interior; Center for Organisational and Social Studies of the Polytechnic of Porto (CEOS.PP) |
2 |
| Olena | Kolomytseva | Cherkasy State Technological University | 2 |
| Oksana | Ivashchenko | Bratislava University of Economics and Management; National Technical University "Kharkiv Polytechnic Institute" |
2 |
| Olga | Gogulya | National University of Life and Environmental Sciences of Ukraine | 2 |