Data communication networks : transmission, signalling and switching, network aspects, maintenance and administrative arrangements (Recommendations X.40 - X.181)

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Bibliografiset tiedot
Päätekijät: International Telegraph and Telephone Consultative Committee, International Telecommunication Union, CCITT Plenary Assembly (9th : 1988 : Melbourne, Australia)
Aineistotyyppi:
Julkaistu: Geneva : ITU, 1989
Aiheet: