共 27 条
- [2] BUCHANAN JM, 1978, FREEDOM CONSTITUTION
- [3] BURNS P, 2005, UTILITIES POLICY, V13, P302
- [4] *CER, 2007, FACT SHEET WHY IMP U
- [5] Coelli T.J., 1997, INTRO EFFICIENCY PRO
- [6] Community of European Railways and Infrastructure Managers (CER), 2005, PUBL SERV RAIL TRANS
- [7] *CP, 2005, REL CONT 2006
- [9] *EC, 2006, EN TRANSP FIG 3
- [10] *ECTM, 2005, RAILW REF CHARG US I