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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">GUIAS DE ONDAS</topic></authority><related type="narrower"><topic>GUIAS DE ONDAS OPTICAS</topic></related><related type="broader"><topic>CONDUCTORES ELECTRICOS</topic></related><related type="broader"><topic>Giradores</topic></related><related type="broader"><topic>ONDAS ELECTRICAS</topic></related><related type="broader"><topic>ONDAS ELECTROMAGNETICAS</topic></related><related type="broader"><topic>TRANSDUCTORES</topic></related><related type="broader"><topic>LINEAS DE TRANSMISION DE MICROONDAS</topic></related><variant type="other"><topic>Ondas, Guías de</topic></variant></mads>