| 1 (41) | Russian Academy of Sciences * | RUS |  |
| 2 (44) | Peoples'Friendship University of Russia | RUS |  |
| 3 (170) | Polish Academy of Sciences * | POL |  |
| 4 (234) | Nicolaus Copernicus Astronomical Center Polish Academy of Sciences | POL |  |
| 5 (235) | University of Warsaw | POL |  |
| 6 (244) | Hungarian Academy of Sciences * | HUN |  |
| 7 (250) | Lomonosov Moscow State University | RUS |  |
| 8 (255) | Moscow Engineering Physics Institute | RUS |  |
| 9 (280) | Charles University * | CZE |  |
| 10 (297) | Eotvos Lorand University | HUN |  |
| 11 (303) | Academy of Sciences of the Czech Republic * | CZE |  |
| 12 (323) | University of Tartu | EST |  |
| 13 (325) | Research Centre for Astronomy and Earth Sciences Hungarian Academy of Sciences | HUN |  |
| 14 (331) | Konkoly Observatory Hungarian Academy of Sciences | HUN |  |
| 15 (359) | University of Szeged | HUN |  |
| 16 (361) | Center for Theoretical Physics Polish Academy of Sciences | POL |  |
| 17 (363) | University of Zagreb | HRV |  |
| 18 (387) | Space Research Institute Russian Academy of Sciences | RUS |  |
| 19 (390) | National Academy of Sciences of Ukraine * | UKR |  |
| 20 (393) | University of Ljubljana * | SVN |  |
| 21 (411) | Jagiellonian University | POL |  |
| 21 (411) | Masaryk University | CZE |  |
| 23 (413) | Astronomical Institute of the ASCR | CZE |  |
| 24 (415) | A.Alikhanyan National Laboratory | ARM |  |
| 25 (421) | Institute of Physics of the ASCR | CZE |  |
| 26 (425) | P N Lebedev Physics Institute Russian Academy of Sciences | RUS |  |
| 27 (430) | Skolkovo Institute of Science and Technology | RUS |  |
| 28 (444) | Astronomical Observatory of Belgrade | SRB |  |
| 29 (453) | National Centre for Nuclear Research | POL |  |
| 30 (459) | University of Wroclaw | POL |  |
| 31 (462) | Romanian Academy * | ROU |  |
| 32 (470) | University of Belgrade | SRB |  |
| 33 (471) | Nicolaus Copernicus University | POL |  |
| 34 (479) | Institute for Nuclear Research Russian Academy of Sciences | RUS |  |
| 35 (480) | Adam Mickiewicz University | POL |  |
| 36 (483) | Saint Petersburg State University | RUS |  |
| 37 (488) | Silesian University in Opava | CZE |  |
| 38 (491) | Main Astronomical Observatory National Academy of Sciences of Ukraine | UKR |  |
| 39 (492) | Vilnius University | LTU |  |
| 40 (494) | Special Astrophysical Observatory Russian Academy of Sciences | RUS |  |
| 41 (495) | University of Zielona Gora | POL |  |
| 42 (498) | Moscow Institute of Physics and Technology | RUS |  |
| 43 (505) | Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences | BGR |  |
| 44 (506) | University of Lodz | POL |  |
| 45 (515) | Ruder Boskovic Institute * | HRV |  |
| 46 (518) | Institute of Astronomy Russian Academy of Sciences | RUS |  |
| 47 (520) | Ural Federal University | RUS |  |
| 48 (526) | University of Warmia and Mazury | POL |  |
| 49 (529) | Bulgarian Academy of Sciences * | BGR |  |
| 50 (531) | Ioffe Institute Russian Academy of Sciences | RUS |  |
| 51 (534) | Central Astronomical Observatory Russian Academy of Sciences | RUS |  |
| 52 (535) | Slovak Academy of Sciences * | SVK |  |
| 53 (537) | Institute for Space Sciences | ROU |  |
| 54 (538) | Sofia University | BGR |  |
| 55 (542) | Russian Research Centre Kurchatov Institute | RUS |  |
| 56 (543) | Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences | POL |  |
| 57 (546) | Kazan Federal University | RUS |  |
| 58 (557) | Astronomical Institute of the Slovak Academy of Sciences | SVK |  |
| 58 (557) | Institute of Applied Physics Russian Academy of Sciences | RUS |  |
| 60 (558) | State University - Higher School of Economics | RUS |  |
| 61 (565) | Southern Federal University | RUS |  |
| 62 (573) | Tomsk State University of Control Systems and Radioelectronics | RUS |  |
| 63 (575) | National Academy of Sciences of Armenia * | ARM |  |
| 64 (583) | Institute of Solar-Terrestrial Physics Russian Academy of Sciences | RUS |  |
| 65 (590) | Comenius University in Bratislava | SVK |  |
| 66 (591) | Bauman Moscow State Technical University | RUS |  |
| 67 (593) | Novosibirsk State University | RUS |  |
| 68 (602) | Wigner Research Centre for Physics | HUN |  |
| 68 (602) | Maria Curie Sklodowska University | POL |  |
| 70 (607) | Czech Technical University in Prague | CZE |  |
| 71 (611) | Pedagogical University of Cracow | POL |  |
| 72 (612) | Samara University | RUS |  |
| 73 (614) | Taras Shevchenko National University of Kyiv | UKR |  |
| 74 (628) | Ilia State University | GEO |  |
| 75 (630) | V.N. Karazin Kharkiv National University | UKR |  |
| 76 (638) | University of Rijeka | HRV |  |
| 77 (639) | Institute of Terrestrial Magnetism Ionosphere and Radiowave Propagation Russian Academy of Sciences | RUS |  |
| 78 (642) | Tomsk State University | RUS |  |
| 79 (643) | University of Rzeszow | POL |  |
| 80 (653) | Keldysh Institute for Applied Mathematics Russian Academy of Sciences | RUS |  |
| 81 (656) | United Schmidt Institute of Physics of the Earth Russian Academy of Sciences | RUS |  |
| 82 (661) | Ivan Franko National University of Lviv | UKR |  |
| 83 (665) | Vernadsky Institute of Geochemistry and Analytical Chemistry Russian Academy of Sciences | RUS |  |
| 84 (668) | Kola Science Centre Russian Academy of Sciences | RUS |  |
| 85 (671) | Moscow Aviation Institute, State University of Aerospace Technologies | RUS |  |
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