<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>5684</termId><termName>RELATIVIDAD</termName><termType>PT</termType><termLanguage>es</termLanguage><termVocabulary>Vocabulario de la Biblioteca Central de la FFyL</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>RELATIVIDAD</termSortkey><termNote label="Source"><![CDATA[ <p>Tesauro de la UNESCO; 1984</p> ]]></termNote><termCreatedDate>2009-11-11 19:27:12</termCreatedDate><relation><relationType>BT</relationType><termId>5683</termId><termName>FISICA TEORICA</termName><termType>PT</termType></relation></term>  </Zthes>