ITU-T D.9 SPANISH PDF

Published Date: 04/01/1997

Interfuncionamiento de las arquitecturas de protección para redes de la jerarquía digital síncrona

Published Date: 01/01/1993

Advice of Charge: Charging Information During the Call (AOC-D) - Integrated Services Digital Network (ISDN) - Service Capabilities - Supplementary Services in ISDN (Study Group I) 11 pp

Published Date: 03/01/1998

Systèmes de transmission pour services interactifs de télévision par câble

Published Date: 09/13/1999

Published Date: 03/14/2002