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mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_ca">radiació electromagnètica</topic></authority><related type="narrower"><topic>llum </topic></related><related type="narrower"><topic>radiació ultraviolada </topic></related><related type="narrower"><topic>raigs x</topic></related><related type="narrower"><topic>radiació infraroja </topic></related><related type="narrower"><topic>microwaves (traducció pendent)</topic></related><related type="narrower"><topic>gamma radiation (traducció pendent)</topic></related><related type="narrower"><topic>cosmic rays (traducció pendent)</topic></related><related type="broader"><topic>radiation (traducció pendent)</topic></related></mads>