Railway signalling & interlocking : international compendium - Anders, Enrico; Theeg, Gregor; Vlasenko, S. V. (Sergeĭ Valentinovich) (Hamburg : Eurailpress, 2009)
Includes bibliographic references (p. 409-415) and index.
Keywords: Railroads -- Signaling; Railroads -- Safety appliances; Railroads -- Safety measures