VYSOKA SKOLA CHEMICKO-TECHNOLOGICKA V PRAZE (Czech Republic)
UNIVERSITATEA DUNAREA DE JOS DIN GALATI (Romanya)
UNIVERSITA DEGLI STUDI DI TORINO (İtalya)
State Scientific Institution "Institute for Single Crystals" of NAS of Ukraine (Ukrayna)
AGRICULTURAL UNIVERSITY OF GEORGIA (Gürcistan)
