Specifications of signalling systems Nos. 4 and 5 : recommendations Q.120-Q.180
Author(s)
Bibliographic Information
Specifications of signalling systems Nos. 4 and 5 : recommendations Q.120-Q.180
(Yellow book : VIIth Plenary Assembly, Geneva, 10-21 November 1980 / CCITT, The International Telegraph and Telephone Consultative Committee, vol. 6 ; fasc. 6-2)
International Telecommunication Union, 1981
Available at / 1 libraries
-
No Libraries matched.
- Remove all filters.