1. Branke, P.E. (2001), “Intermodal flygfrakt testad till Kastrup (“Intermodal air freight tested to Kastrup”)”, Transport iDag/iTrafik, No. 21 (in Swedish).
2. Club Eurotrans (1992), “Express delivery services in Europe”, in WCTR Proceedings, Vol 1.
3. X‐rail New (2002), Belgian ABX will be a holding outside SNCB, No. 10.