Não informado. (2008). IET Circuits, Devices & Systems. Institution of Engineering and Technology.
Lua i Stíl Chicago (17ú heag.)Não informado. IET Circuits, Devices & Systems. Stevenage, Inglaterra: Institution of Engineering and Technology, 2008.
Lua MLA (8ú heag.)Não informado. IET Circuits, Devices & Systems. Institution of Engineering and Technology, 2008.
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