| 1 (732) | Bulgarian Academy of Sciences * | BGR |  |
| 2 (3089) | Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences | BGR | |
| 3 (5277) | Institute of Biodiversity and Ecosystems Research Bulgarian Academy of Sciences | BGR | |
| 4 (6216) | Institute of Organic Chemistry with Centre of Phytochemistry Bulgarian Academy of Sciences | BGR | |
| 4 (6216) | Institute of Mathematics and Informatics Bulgarian Academy of Sciences | BGR | |
| 6 (6825) | Institute of General and Inorganic Chemistry Bulgarian Academy of Sciences | BGR | |
| 7 (6881) | Institute of Information and Communication Technologies Bulgarian Academy of Sciences | BGR | |
| 8 (6972) | Academician Emil Djakov Institute of Electronics Bulgarian Academy of Sciences | BGR | |
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