Andrey Mis\'kov(nice), Family Kuzhel(nice), Sergo Travelian(nice), Roman Yaremchuk(nice), Oleg Sheremet(nice), Nikola Zmievskiy(nice), Natalia Honcharyk(nice), Dmytro Petrychenko(nice), Nataliya Kolisnichenko(nice), A. Zhuravel(nice), Kirill Konopitsyn(nice), Vitaliy Mosienko(nice), Yakov Stepanov(nice), Yuriy Kodrul(nice), Vasil Bodnar(nice)