Oleg Sheremet(nice), Andrey Mis\'kov(nice), Valerii Knysh(nice), Viktor Sevidov(nice), Nikola Zmievskiy(nice), Vitaliy Mosienko(nice), Natalia Honcharyk(nice), Kirill Konopitsyn(nice), Andrew Simon(nice), Sergo Travelian(nice), A. Zhuravel(nice), Nataliya Kolisnichenko(nice), Vitalii Kazannyk(nice), Vladimir Popenko(nice), Family Kuzhel(nice), Yakov Stepanov(nice), Vsevolod Olenich(nice), Yuriy Kodrul(nice), Irina Ortik(nice), Vasil Bodnar(nice)