Fraser, W.
Telecommunications : an introductory textbook for engineering students / by W. Fraser
Macdonald and Jane's, 1978
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Communication system engineering handbook
Donald H. Hamsher, editor-in-chief
McGraw-Hill, 1967
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Telecommunications engineering and operations network challenges, business issues, and current developments: comprehensive report
International Engineering Consortium
International Engineering Consortium, 1997
 eBooks
Gumhalter, Hans
Power supply systems in communications engineering; Part 2 : equipment engineering and planning instructions
Siemens Aktiengesellschaft, 1985
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Gumhalter, Hans
Power supply systems in communications engineering; Part 1 : principles
Siemens Aktiengesellschaft, 1986
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