<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">ESPECTROSCOPIA DE RAYOS X</topic></authority><related type="narrower"><topic>ABSORCION DE RAYOS X CERCANA A LA ESTRUCTURA DEL BORDE</topic></related><related type="narrower"><topic>EMISION DE RAYOS X INDUCIDA POR PROTONES</topic></related><related type="broader"><topic>ANALISIS ESPECTRAL</topic></related><variant type="other"><topic>Análisis de fluorescencia de rayos X</topic></variant><variant type="other"><topic>Análisis fluorescente de la excitación</topic></variant><variant type="other"><topic>Espectroscopía de emisión de rayos X</topic></variant><variant type="other"><topic>Espectroscopía fluorescente de rayos X</topic></variant><variant type="other"><topic>Espectroscopía de rayos X de energía dispersiva</topic></variant></mads>