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mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_es">[artefactos sonoros por función]</topic></authority><related type="narrower"><topic>instrumentos musicales</topic></related><related type="narrower"><topic>cartuchos de fogueo</topic></related><related type="narrower"><topic>artefactos sonoros de señalización</topic></related><related type="narrower"><topic>instrumentos de sonido</topic></related><related type="narrower"><topic>artefactos de afinación</topic></related><related type="narrower"><topic>productores de sonidos ambientales</topic></related><related type="narrower"><topic>altavoz</topic></related><related type="narrower"><topic>optophones (traducció pendent)</topic></related><related type="narrower"><topic>metrónomos</topic></related><related type="narrower"><topic>ceremonial sound devices (traducció pendent)</topic></related><related type="narrower"><topic>calls (traducció pendent)</topic></related><related type="broader"><topic>sound devices (traducció pendent)</topic></related></mads>