Economic and technical aspects of the transition from analogue to digital telecommunication networks.
Contributors: GAS 9 (Group); International Telecommunication Union.; International Telegraph and Telephone Consultative Committee.
Publisher: International Telecommunication Union; International Telegraph and Telephone Consultative Committee
Published: 1984
Place of publication: Geneva
Language: eng
Number of pages: 168
Subjects: Digital communications.
Notes: Bibliography: p. 165-166.
At head of title: GAS 9.