Warning: XSLTProcessor::transformToXml() [xsltprocessor.transformtoxml]: I/O warning : failed to load external entity "file:////srv/scielo/www/bases/xml/sc/v18n2/2306-2495-sc-18-02-109.xml" in /srv-new/scielo/www/htdocs/class.XSLTransformerPHP5.php on line 36 La Inteligencia Artificial en la investigación científica