1. T.H. Shevchenko National University "Chernihiv Colehium", Ukraine.
2. Vasyl Stefanyk Precarpathian National University, Ukraine.
3. Grinchenko Borys Kyiv University, Ukraine.
4. O.M. Beketov National University of Urban Economy in Kharkiv, Ukraine.
5. Odesa I.I. Mechnikov University, Ukraine.