<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>21429</termId><termName>SUPERGRAVEDAD</termName><termType>TT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>SUPERGRAVEDAD</termSortkey><termNote label="Cota LC"><![CDATA[ <p><a href="http://www.loc.gov/aba/publications/FreeLCC/Q-text.pdf" target="_blank">[QC174.17.S9]</a></p> ]]></termNote><termCreatedDate>SUPERGRAVEDAD</termCreatedDate><termModifiedDate>2015-03-05 11:20:00</termModifiedDate><relation><relationType>NT</relationType><termId>21427</termId><termName>TEORIA UNIFICADA (FISICA NUCLEAR)</termName><termType>PT</termType></relation></term>  </Zthes>