Andrey Mis\'kov(nice), Vladimir Popenko(nice), Oleg Sheremet(nice), Nikola Zmievskiy(nice), Kirill Konopitsyn(nice), Dmytro Petrychenko(nice), Kostiantyn Pylypiuk(nice), Vsevolod Olenich(nice), Family Kuzhel(nice), Roman Yaremchuk(nice), Inna Kyselova(nice), Nataliya Kolisnichenko(nice), A. Zhuravel(nice), Natalia Honcharyk(nice), ALENA FOMINA(nice), Irina Ortik(nice), Yuriy Kodrul(nice), Mykola Yevdokymov(nice), Vasil Bodnar(nice), Yakov Stepanov(nice)