INFORME M.1025-1 SPANISH-1990
CARACTER?STICAS T?CNICAS Y DE EXPLOTACI?N DE SISTEMAS DE TEL?FONOS SIN CORDON

Standard No.

INFORME M.1025-1 SPANISH-1990

Release Date

1990

Published By

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector