<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>1592</termId><termName>Geofísica</termName><termType>TT</termType><termLanguage>es-ES</termLanguage><termVocabulary>MATERIAS BUA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Geofísica</termSortkey><termCreatedDate>Geofísica</termCreatedDate><relation><relationType>RT</relationType><termId>1590</termId><termName>Geología ambiental</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>3622</termId><termName>Corrientes telúricas</termName><termType>PT</termType></relation></term>  </Zthes>