1. Batumi Shota Rustaveli State University,Department of Pedagogics,Batumi,Georgia
2. Batumi Shota Rustaveli State University,Department - Center of Languages and Information Technologies,Batumi,Georgia
3. Taras Shevchenko National University of Kyiv,Department of Mathematical Informatics,Kyiv,Ukraine
4. Taras Shevchenko National University of Kyiv,Education Quality Assurance Department,Kyiv,Ukraine