Size of DATEX II class model through versions

How is DATEX II class model complexity growing in time and what contributes most to it

more ...

Proposing DATEX part 1-3 to become European Norm

First 3 parts of DATEX II Technical Specification are about to be revised and are proposed to be converted to European Norm.

more ...

Location Referencing for Dummies

Location referencing used in traffic information systems and why we shall start using OpenLR

more ...