ERC decision of 22 October 1992 on the frequency bands for the coordinated introduction of road transport telematic systems : (ERC/DEC/(92)02) / European Conference of Postal and Telecommunications Administrations
ERC decision of 12 March 1993 on the frequency bands be designated for the coordination introduction of digital short-range radio (DSRR) : (ERC/DEC/(93)01) / European Conference of Postal and Telecommunications Administrations