Black Sea National University
Ukraine
Moldova State University
Moldova
Technical University of Moldova
Saarland University
Germany
King Juan Carlos University
Spain
University of Palermo
Italy
V. N. Karazin Kharkiv National University
Chernihiv Polytechnic National University
Lviv National Agrarian UniversityUkraine
Vadym Hetman Kyiv National Economic UniversityUkraine
Uman National University of Horticulture