Technological innovation in grade crossing protective systems : Technical report Hopkins, JB ; Hazel, ME
Publication details: Cambridge, Ma U.S. Department of Transportation. Transportation Systems Center, 1971Description: 82 sSubject(s): Level crossing | Protection | Signalization | Sensor | Bibl.nr: VTI 76.0575Location:| Current library | Call number | Status | Date due | Barcode |
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Statens väg- och transportforskningsinstitut
VTI:s bibliotek i Linköping |
Available |