<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>9840822</termId><termName>perforador de sílex</termName><termType>PT</termType><termCreatedDate>2026-03-30 20:35:12</termCreatedDate><relation><relationType>BT</relationType><termId>9830657</termId><termName>eina de penetració</termName><termType>PT</termType></relation></term>  </Zthes>