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	mads.xsd"><authority><topic authority="https://lingdocumentarias.eca.usp.br/vocab/">Terras-raras</topic></authority><related type="narrower"><topic>Cério (Ce)</topic></related><related type="narrower"><topic>Disprósio (Dy)</topic></related><related type="narrower"><topic>Érbio (Er)</topic></related><related type="narrower"><topic>Európio (Eu)</topic></related><related type="narrower"><topic>Gadolínio (Gd)</topic></related><related type="narrower"><topic>Hólmio (Ho)</topic></related><related type="narrower"><topic>Itérbio (Yb)</topic></related><related type="narrower"><topic>Lantânio (La)</topic></related><related type="narrower"><topic>Lutécio (Lu)</topic></related><related type="narrower"><topic>Neodímio (Nd)</topic></related><related type="narrower"><topic>Praseodímio (Pr)</topic></related><related type="narrower"><topic>Promécio (Pm)</topic></related><related type="narrower"><topic>Samário (Sm)</topic></related><related type="narrower"><topic>Térbio (Tb)</topic></related><related type="narrower"><topic>Túlio (Tm)</topic></related><related type="other"><topic>Superímãs</topic></related><related type="other"><topic>Produtos com elementos de terras-raras</topic></related><related type="broader"><topic>Exercicio 01/10</topic></related></mads>