Digital networks, digital sections and digital line systems : recommendations G.801 - G.961 / International Telecommunication Union

PLENARY ASSEMBLY, IX, Melbourne, 1988; UIT

Geneva: ITU, 1989

VIII, 287 p. ; 30 cm

Blue Book. Fasc. III.5; Vol. III

92-61-03351-2

Vária

Serviços-de-Telecomunicações; Redes-Digitais

1989

Material Textual Impresso

ENG