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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Electricidad</topic></authority><related type="narrower"><topic>Descargas eléctricas</topic></related><related type="narrower"><topic>Electroacústica</topic></related><related type="narrower"><topic>Electrodinámica</topic></related><related type="narrower"><topic>Electrostática</topic></related><related type="narrower"><topic>Fotoelectricidad</topic></related><related type="narrower"><topic>Electricidad atmosférica</topic></related><related type="narrower"><topic>Electroquímica</topic></related><related type="narrower"><topic>Pilas eléctricas</topic></related><related type="narrower"><topic>Cargas eléctricas</topic></related><related type="narrower"><topic>Ferroelectricidad</topic></related><related type="narrower"><topic>Termoelectricidad</topic></related><related type="other"><topic>Energía eléctrica</topic></related><related type="other"><topic>Electromagnetismo</topic></related><related type="other"><topic>Electrotecnia</topic></related><related type="other"><topic>Magnetismo</topic></related><related type="broader"><topic>Física</topic></related><variant type="other"><topic>Corrientes eléctricas</topic></variant><variant type="other"><topic>Fenómenos eléctricos</topic></variant><variant type="other"><topic>Campos eléctricos</topic></variant> <note xml:lang="es"><![CDATA[ Úsase para los estudios teóricos sobre los fenómenos eléctricos: ]]></note></mads>