CEPT T/SF 68 E-1992
International Validation of Automatic Telecommunications Charge Cards

Standard-Nr.

CEPT T/SF 68 E-1992

Erscheinungsdatum

1992

Organisation

CEPT - Conference Europeenne des Administrations des Postes et des Telecommunications

Letzte Version

CEPT T/SF 68 E-1992

CEPT T/SF 68 E-1992 Veröffentlichungsverlauf

• 1992 CEPT T/SF 68 E-1992 International Validation of Automatic Telecommunications Charge Cards