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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Alquimia</topic></authority><related type="other"><topic>Química</topic></related><related type="other"><topic>Medicina mágica</topic></related><related type="other"><topic>Magia</topic></related><related type="other"><topic>Oro</topic></related><related type="other"><topic>Metales</topic></related><related type="other"><topic>Hermetismo</topic></related><related type="broader"><topic>Ocultismo</topic></related><variant type="other"><topic>Trasmutación de metales</topic></variant><variant type="other"><topic>Metales-Trasmutación</topic></variant><variant type="other"><topic>Piedra filosofal</topic></variant></mads>