<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>36714</termId><termName>Energia hidraulica</termName><termType>PT</termType><termCreatedDate>2011-03-17 11:02:00</termCreatedDate><relation><relationType>BT</relationType><termId>12069</termId><termName>Energía</termName><termType>PT</termType></relation></term>  </Zthes>