= пїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅ пїЅпїЅпїЅпїЅпїЅпїЅпїЅ 155 151 155
| [книга] |
| Цифрови комутационни съобщителни системи |
| |
| София : Нови знания |
| 2000 |
ISBN: | 954-9740-17-X |
| |
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