<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>6270</termId><termName>CAMINOS Y CICLOS (TEORIA DE GRAFOS)</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>CAMINOS Y CICLOS (TEORIA DE GRAFOS)</termSortkey><termCreatedDate>CAMINOS Y CICLOS (TEORIA DE GRAFOS)</termCreatedDate><termModifiedDate>2015-02-09 06:00:42</termModifiedDate><relation><relationType>UF</relationType><termId>28196</termId><termName>Ciclos y caminos (Teoría de Grafos)</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>6268</termId><termName>TEORÍA DE GRAFOS</termName><termType>PT</termType></relation></term>  </Zthes>