NEWS FEDERATION rus ENCYCLOPEDIA rus HISTORY rus MIR STATION RUSSIAN . ... Cosmonauts. ... History . ... Heroes Of Space Remember . ISS Main Expedition Four Mission Chronicle: May 2002 . Persistence of TsUP and Yuri Onufriyenko payed: after two weeks of efforts oxygen-producing Elektron unit onboard ISS was recovered, and threat of terminating piloted flight due to the lack of oxygen fell back. ... Fights With Elektron . ... Statistics Of The Russian Visiting Crew-3 . ...