Telecommunication Journal, 49. sējums,7-12. izdevumsInternational Telecommunication Union, 1982 |
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1.–3. rezultāts no 62.
Saturs
Material from this publication may be reproduced in The international approach to the ISDN | 411 |
Trends in digital switching and ISDN | 421 |
The Journal one hundred years ago | 430 |
Autortiesības | |
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