<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>5537</termId><termName>RADAR</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>RADAR</termSortkey><termCreatedDate>RADAR</termCreatedDate><relation><relationType>BT</relationType><termId>3233</termId><termName>DETECTORES</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>4173</termId><termName>RADIO</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>5538</termId><termName>Técnicas de impulso (Electrónica)</termName><termType>PT</termType></relation></term>  </Zthes>