Source: Railway Pro September 2011 (Englisch & Russian)
01.07.2011 Ticketing systems for agilis and nordbahnSource: Railvolution
01.06.2011 Research projects to explore ticket systemsSource: New Transit
30.04.2011 A new generation of TVMsFirst EMV contactless e-ticketing for South Africa
01.09.2010 Moving with the timesSource: Metro Report 09/2010
01.11.2009 News in briefSource: Railway Gazette International
01.09.2009 Evolution in self-service shoppingSource: Global Identification
07.08.2009 Case study: Self-payment at MetroSource: Retail Speak
30.05.2009 New OBU for buses and tramsSource: ITS international
19.05.2009 Just the ticketSource: ITS international