| 1 (732) | Bulgarian Academy of Sciences * | BGR | |
| 2 (1169) | Sofia University | BGR | |
| 3 (2966) | Medical University of Sofia * | BGR | |
| 4 (3089) | Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences | BGR | |
| 5 (4203) | University of Plovdiv Paisii Hilendarski | BGR | |
| 6 (5062) | Medical University - Plovdiv | BGR | |
| 7 (5277) | Institute of Biodiversity and Ecosystems Research Bulgarian Academy of Sciences | BGR | |
| 8 (5346) | Technical University of Sofia | BGR | |
| 9 (5987) | Trakia University | BGR | |
| 10 (6216) | Institute of Organic Chemistry with Centre of Phytochemistry Bulgarian Academy of Sciences | BGR | |
| 10 (6216) | Institute of Mathematics and Informatics Bulgarian Academy of Sciences | BGR | |
| 12 (6349) | University of Chemical Technology and Metallurgy | BGR | |
| 13 (6668) | South West University Neofit Rilski | BGR | |
| 13 (6668) | University of Rousse | BGR | |
| 15 (6825) | Institute of General and Inorganic Chemistry Bulgarian Academy of Sciences | BGR | |
| 16 (6881) | Institute of Information and Communication Technologies Bulgarian Academy of Sciences | BGR | |
| 17 (6913) | Technical University of Varna | BGR | |
| 18 (6972) | Academician Emil Djakov Institute of Electronics Bulgarian Academy of Sciences | BGR | |
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