<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>44052</termId><termName>FONTES DE RADIAÇÃO</termName><termType>PT</termType><termLanguage>pt</termLanguage><termVocabulary>Vocabulário Controlado da USP</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>FONTES DE RADIAÇÃO</termSortkey><termCreatedDate>FONTES DE RADIAÇÃO</termCreatedDate><relation><relationType>BT</relationType><termId>9318</termId><termName>ASTRONOMIA</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>38355</termId><termName>ESPECTROS</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>53781</termId><termName>INFRAVERMELHO</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>82242</termId><termName>RADIAÇÃO CONTÍNUA</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>82275</termId><termName>RADIAÇÃO ULTRAVIOLETA</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>82341</termId><termName>RADIOASTRONOMIA</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>82548</termId><termName>RAIOS GAMA</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>82551</termId><termName>RAIOS X</termName><termType>PT</termType></relation></term>  </Zthes>