Published Date: 09/01/1992

Coding of Speech at 16 kBit/s Using Low-Delay Code Excited Linear Prediction General Aspects of Digital Transmission Systems; Terminal Equipments

$76.2

Published Date: 10/01/2000

Cadre général des Recommandations relatives au réseau de transport optique

$7.8

Published Date: 04/01/2003

Passive node elements for fibre optic networks – General principles and definitions for characterization and performance evaluation

$9.9

Published Date: 12/01/2002

Protocole de commande de support d'appel indépendante du support

$27.9

Published Date: 01/01/2001

$26.7

Published Date: 01/01/1989

$48

Published Date: 01/01/1993

$57.6

Published Date: 01/01/1998

$39

Published Date: 01/01/2004

$22.5

Published Date: 01/01/1995

$12

ITU-T D.79 FRENCH PDF

PRINCIPES DE TARIFICATION ET DE COMPTABILITÉ APPLICABLES AU SERVICE VIDÉOTEX INTERNATIONAL