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	mads.xsd"><authority><topic authority="http://vocabularios.saij.gob.ar/lexico/">infraestructura aeronáutica</topic></authority><related type="narrower"><topic>aeroclubes</topic></related><related type="narrower"><topic>aeródromos</topic></related><related type="narrower"><topic>aeropuertos</topic></related><related type="narrower"><topic>helipuertos</topic></related><related type="narrower"><topic>pista de aterrizaje</topic></related><related type="narrower"><topic>servicios de protección al vuelo</topic></related><related type="broader"><topic>Derecho aeronáutico</topic></related></mads>