Yakov Stepanov(interesting), Andrew Simon(important), Inna Kyselova(important), Viktor Sevidov(important), Nataliya Kolisnichenko(interesting), Yuriy Kodrul(important), Elena Pavlenko(interesting), Volodymyr Merzlikin(important), Kostiantyn Pylypiuk(important), Sergo Travelian(interesting), Oleg Sheremet(important), Oleg Sheremet(interesting)