5Commission of the European Communities. Directive 96/48/ EC on the Interoperability of the Trans-European High Speed Rail System[EB/OL]. (2008-10-17) [2015-02-18]. http:// www.era.europa.eu/Document-Register/Pages/INT-TO- request-from-German-Ministry-for-Transport-concerning- homs.aspx.
6Commission of the European Communities. Directive 2001 / 16/ EC of the European Parliament and of the Council on the Interoperability of the Trans-European Conventional Rail System[EB/OL]. (2007-07-13)[2015-02-18]. http://www era.europa.eu/Document-Register/Pages/publication-and- availability-of-national-technical-rules.aspx.
7Commission of the European Communities. Directive 2004/49/EC on Safety on the Community's Railways and Amending Council Directive 95/18/EC on the Licensing of Railways Undertakings and Directive 2001/14/EC on the Allocation of Railway Infrastructure Capacity and the Levying of Charges for the Use of Railway Infrastructure and Safety Certification[EB/OL]. (2004-06-21)[2015-02-18]. http:// eur-lex.europa.eu/legal-content/EN/TXT/?qid= 140550456078 4&uri=CELEX:02004L0049-20091218.