%0 Journal Article %T A METHOD FOR OBTAINING THE A-PARAMETERS OF A RAIL LINE EQUIVALENT FOUR-POLE WITHOUT ANALYTICAL SOLUTIONS OF DIFFERENTIAL EQUATIONS FOR THE CASE OF A BROKEN RAIL %A Scherbina, A.E. %A Scherbina, E.G. %K track circuit, mathematical model of rail line, simulation modeling, broken rail mode, rail break %J Transport automation research %D 2024 %N 10 %P 31 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"