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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Pavimentos</topic></authority><related type="narrower"><topic>Pavimentos bituminosos</topic></related><related type="narrower"><topic>Pavimentos de hormigón</topic></related><related type="other"><topic>Revestimientos</topic></related><related type="other"><topic>Calles</topic></related><related type="other"><topic>Construcción</topic></related><related type="broader"><topic>Carreteras</topic></related><variant type="other"><topic>Firmes</topic></variant></mads>