<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>18511</termId><termName>Procesos químicos</termName><termType>TT</termType><termCreatedDate>2014-09-15 20:04:33</termCreatedDate><relation><relationType>NT</relationType><termId>18512</termId><termName>Curado</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>3601</termId><termName>Reacciones químicas</termName><termType>PT</termType></relation></term>  </Zthes>