Serhiy P

Taras Shevchenko National University of Kyiv

Uzhhorod National University

National Academy of Sciences of Ukraine

National University of "Kyiv-Mohyla Academy"

Institute of international relations Taras Shevchenko national university

Ivan Franko National University of Lviv

Yaroslav Mudryi National Law University

Ivan Franko Lviv National University

Vytautas Magnus University

University of Oslo