Tubo de ondas viajantes (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Tubo de ondas viajantes" in Portuguese language version.

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5books.google.com

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1americanberyllia.com

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americanberyllia.com

Beryllium Oxide Properties

books.google.com

Gilmour, A. S. (2011). Klystrons, Traveling Wave Tubes, Magnetrons, Crossed-Field Amplifiers, and Gyrotrons. [S.l.]: Artech House. pp. 317–18. ISBN 978-1608071852
Whitaker, Jerry C. (2002). The RF Transmission Systems Handbook. [S.l.]: CRC Press. pp. 8.14–8.16. ISBN 1420041134
John Everett (1992). Vsats: Very Small Aperture Terminals. [S.l.]: IET. ISBN 0-86341-200-9
Dennis Roddy (2006). Satellite Communications. [S.l.]: McGraw-Hill Professional. ISBN 0-07-146298-8
L. Sivan (1994). Microwave Tube Transmitters. [S.l.]: Springer. ISBN 0-412-57950-2