2Union Industry of Signalling. SUBSET-O85-V2. 2. 2 Test Speci-fication for Eurobalise Form Fit Function Interface Specifica-tion [ S ] . Brussels : Alstom Ansaldo Bombar- dier Invensys Sie-mens Thales, 2007.
3Union Industry of Signalling. SUBSET-036-V2. 4. 1 Form Fit Function Interface Specification for Eurobalise [ S ]. Brussels: Al-stom Ansaldo Bombardier Invensys Siemens Thales ,2007.