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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">ACUEDUCTOS</topic></authority><related type="narrower"><topic>INGENIERIA CIVIL</topic></related><related type="broader"><topic>ABASTECIMIENTO DE AGUA</topic></related><related type="broader"><topic>CANALES (INGENIERIA HIDRAULICA)</topic></related><related type="broader"><topic>DISTRIBUCION DEL AGUA</topic></related><related type="broader"><topic>ESTRUCTURAS HIDRAULICAS</topic></related><variant type="other"><topic>Agua--Conducción</topic></variant><variant type="other"><topic>Conducción de aguas</topic></variant></mads>