<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>23508</termId><termName>Construccion de carreteras</termName><termType>TT</termType><termCreatedDate>1996-05-08 08:37:00</termCreatedDate></term>  </Zthes>