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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Circuitos electrónicos</topic></authority><related type="narrower"><topic>Circuitos de interfaces</topic></related><related type="narrower"><topic>Circuitos de transistores</topic></related><related type="narrower"><topic>Circuitos impresos</topic></related><related type="narrower"><topic>Circuitos integrados</topic></related><related type="narrower"><topic>Componentes electrónicos</topic></related><related type="narrower"><topic>Semiconductores</topic></related><related type="other"><topic>Electrónica</topic></related><related type="other"><topic>Amplificadores electrónicos</topic></related><related type="other"><topic>Tubos electrónicos</topic></related><related type="broader"><topic>Circuitos eléctricos</topic></related></mads>