Published Date: 11/01/1988

Plan de tonalidades audibles precisas utilizadas en América del Norte

$6

Published Date: 01/01/1993

Discouragement of Frivolous International Calling to Unassigned or Vacant Numbers Answered by Recorded Announcements without Charge

$6

Published Date: 10/01/1997

Mantenimiento de sistemas internacionales de transmisión de datos que funcionan en la gama de 2,4 kbit/s a 140 Mbit/s

$9.9

Published Date: 04/01/2017

$15

Published Date: 2020

$22.5

Published Date:

$24

Published Date: 05/01/2007

$15

Published Date: 07/01/2020

$22.5

Published Date: 07/01/1987

Technical Digest 9 - Handling & Erection

ITU-T SERIE P SUPP 24 SPANISH PDF

Parámetros que describen la interacción con sistemas de diálogo oral