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	mads.xsd"><authority><topic authority="http://vocabularios.saij.gob.ar/vuce/">Los demás</topic></authority><related type="narrower"><topic>Locomotoras</topic></related><related type="narrower"><topic>Vagones</topic></related><related type="narrower"><topic>Carriles rectos o curvos</topic></related><related type="narrower"><topic>Cambios de vías manuales</topic></related><related type="narrower"><topic>Cambios de vías electricos</topic></related><related type="narrower"><topic>Cruces</topic></related><related type="narrower"><topic>Barreras</topic></related><related type="narrower"><topic>Señales</topic></related><related type="narrower"><topic>Los demás</topic></related><related type="broader"><topic>Partes y accesorios de metal común (R. 457/96 ex ANA)</topic></related></mads>