请问网上买的SNCB比利时的火车票如何退呢？

请教斑斑，

我在SNCB 比利时铁网定了一张 从布鲁塞尔到AMS的火车票，现在想退，请问知道如何退吗？


全文如下“



Fare conditions:

Normal Fare 2nd cl.:

no specific travel conditions. ATTENTION: homeprint tickets have a validity of 1 day!

Unused tickets can be exchanged up to and including the last day of validity by paying a EUR 5,00 administration fee each ticket.

Unused tickets can be refunded up to and including the last day of validity by paying a EUR 5,00 administration fee each ticket. Digital Homeprint" tickets can only be refunded in their original point of sales (i.e. not at the train stations)

Ticket valid for any conventional train on the requested route during the whole validity period of the ticket (for homeprinted tickets, the validity period is limited to the requested travel date). Not valid on high speed trains.