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	mads.xsd"><authority><topic authority="https://adm.senado.leg.br/vcb/vocab/">Siderurgia</topic></authority><related type="other"><topic>Aço</topic></related><related type="other"><topic>Ferro</topic></related><related type="other"><topic>Indústria siderúrgica</topic></related><related type="other"><topic>Metal ferroso</topic></related><related type="other"><topic>Produto siderúrgico</topic></related><related type="other"><topic>Empresa de siderurgia</topic></related><related type="broader"><topic>Metalurgia</topic></related><variant type="other"><topic>Aço, metalurgia</topic></variant><variant type="other"><topic>Ferro, metalurgia</topic></variant><variant type="other"><topic>Indústria do aço</topic></variant><variant type="other"><topic>Metalurgia do ferro e do aço</topic></variant></mads>