Oleg Sheremet(nice), Dmytro Petrychenko(nice), Yakov Stepanov(nice), Andrey Mis\'kov(nice), Vsevolod Olenich(nice), Vitaliy Mosienko(nice), Nataliya Kolisnichenko(nice), Inna Kyselova(nice), A. Zhuravel(nice), Roman Yaremchuk(nice), Alexender Zabolotnyy(nice), Natalia Honcharyk(nice), Family Kuzhel(nice), Nikola Zmievskiy(nice), Kirill Konopitsyn(nice), Yuriy Kodrul(nice), Irina Ortik(nice), Vasil Bodnar(nice), Maxim Lanin(nice)