| 1 (119) | Russian Academy of Sciences * | RUS |  |
| 2 (174) | University of Ljubljana * | SVN |  |
| 3 (205) | Hungarian Academy of Sciences * | HUN | |
| 4 (214) | University of Zagreb | HRV | |
| 5 (218) | Jozef Stefan Institute | SVN | |
| 6 (219) | Slovenian Academy of Sciences and Arts * | SVN | |
| 7 (235) | Tallinn University of Technology | EST | |
| 8 (258) | Charles University * | CZE | |
| 9 (301) | Polish Academy of Sciences * | POL | |
| 10 (304) | Jagiellonian University | POL | |
| 11 (314) | University of Tartu | EST | |
| 12 (316) | State University - Higher School of Economics | RUS | |
| 13 (323) | Masaryk University | CZE | |
| 14 (343) | University of Bucharest | ROU | |
| 15 (388) | Adam Mickiewicz University | POL | |
| 16 (480) | University of Warsaw | POL | |
| 17 (518) | Saint Petersburg Institute for Informatics and Automation Russian Academy of Sciences | RUS | |
| 18 (530) | Bulgarian Academy of Sciences * | BGR | |
| 19 (592) | University of Belgrade | SRB | |
| 20 (600) | University of Split | HRV | |
| 21 (606) | Vilnius University | LTU | |
| 22 (611) | University of Gdansk | POL | |
| 23 (620) | Eotvos Lorand University | HUN | |
| 24 (640) | Institute of Mathematics and Informatics Bulgarian Academy of Sciences | BGR | |
| 25 (672) | University of Wroclaw | POL | |
| 26 (683) | Taras Shevchenko National University of Kyiv | UKR | |
| 27 (693) | Corvinus University of Budapest | HUN | |
| 28 (696) | University of Bialystok | POL | |
| 29 (705) | University of Silesia in Katowice | POL | |
| 30 (719) | University of Craiova | ROU | |
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