Timofey Andreev(nice), Gleb Kirillov(nice), Gleb Kirillov(interesting), Aleksey Nesmelov(nice), Vitaliy Butko(nice), Sergey Simonov(nice), Sergey Simonov(interesting), Igor Sikorsky(nice), Igor Sikorsky(interesting), Aleksei Kozlov(nice), Igor Kurin(nice), Dmitry Erokhin(nice), Vyacheslav Yusupov(important), Vyacheslav Yusupov(interesting), Evgeniy Sofronov(nice), Evgeniy Sofronov(important)