1. ZHYTOMYR IVAN FRANKO STATE UNIVERSITY, ZHYTOMYR, UKRAINE
2. EDUCATIONAL ESTABLISHMENT “POLESSKY STATE UNIVERSITY”, PINSK, REPUBLIC OF BELARUS
3. UKRAINIAN MEDICAL STOMATOLOGICAL ACADEMY, POLTAVA, UKRAINE
4. DONBAS STATE PEDAGOGICAL UNIVERSITY, SLOV'YANSK, UKRAINE
5. THE NATIONAL DEFENSE UNIVERSITY OF UKRAINE, KYIV, UKRAINE
6. LUHANSK TARAS SHEVCHENKO NATIONAL UNIVERSITY, LUHANSK, UKRAINE
7. POLISSIA NATIONAL UNIVERSITY, ZHYTOMYR, UKRAINE