| First Name | Last Name | Institutions | Articles |
|---|---|---|---|
| Olga | Kalacheva | Plekhanov Russian University of Economics | 1 |
| Olga Valeryevna | Kozminykh | Saint Petersburg State University | 1 |
| Oliver | Klinovský | University of Žilina | 1 |
| Parviz Akhmed | Kurbanov | Western Caspian University | 1 |
| Patrícia | Krásná | Academy of the Police Force in Bratislava | 3 |
| Pavel | Kelemen | University of Prešov | 3 |
| Pavel A. | Kalachikhin | All-Russian Institute of Scientific and Technical Information (VINITI) | 1 |
| Peter | Kita | Brno University of Technology | 1 |
| Peter | Karácsony | J. Selye University | 2 |
| Peter | Korba | Technical University of Košice | 1 |
| Petr | Kučera | Institute of Technology and Business in České Budějovice | 1 |
| Petra | Kralova | University of Chemistry and Technology, Prague | 1 |
| Radoslav | Kostev | Technical University of Sofia | 2 |
| Radoslav | Kožiak | College of Polytechnics Jihlava | 1 |
| Radosław | Korneć | Siedlce University of Natural Sciences and Humanities | 1 |
| Raminta | Kindarytė | Vilnius Gediminas Technical University (VILNIUS TECH) | 1 |
| Rastislav | Kazanský | Matej Bel University in Banská Bystrica | 2 |
| Ratna | Komara | Padjadjaran University | 1 |
| Renata | Korsakienė | Vilnius Gediminas Technical University (VILNIUS TECH); Entrepreneurship and Sustainability Center |
6 |
| Ripsime | Khrenova-Shymkina | Taras Shevchenko National University of Kyiv | 1 |