<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>23156</termId><termName>Geotermia</termName><termType>PT</termType><termCreatedDate>2014-09-15 20:12:56</termCreatedDate><relation><relationType>BT</relationType><termId>23149</termId><termName>Geofísica</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>7823</termId><termName>Temperatura</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>1710</termId><termName>Energía geotérmica</termName><termType>PT</termType></relation></term>  </Zthes>