%0 Journal Article %T Basic principles of onboard positioning systemcorrectness test by railway automation means %A Popov, P.. %A Korolev, I.. %A Mylnikov, P.. %K ERTMS/ETCS, interval train traffi c control system, radio block system center, track circuit, digital radio channel, satellite navigation, coordinates, onboard cab equipment, ERTMS/ETCS %J Transport automation research %D 2015 %N 1 %P 11 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"