| 1 (652) | Bulgarian Academy of Sciences * | BGR | |
| 2 (665) | Sofia University | BGR | |
| 3 (699) | Technical University of Sofia | BGR | |
| 4 (716) | University of Plovdiv Paisii Hilendarski | BGR | |
| 5 (733) | Institute of Information and Communication Technologies Bulgarian Academy of Sciences | BGR | |
| 6 (744) | Technical University of Varna | BGR | |
| 7 (750) | Institute of Mathematics and Informatics Bulgarian Academy of Sciences | BGR | |
| 8 (769) | Academician Emil Djakov Institute of Electronics Bulgarian Academy of Sciences | BGR | |
| 9 (776) | University of Rousse | BGR | |
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