<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://ryanchenkie.com/Elementos-para-el-estudio-de-la-administracion-publica-estatal-en-Mexico--Some-Aspects-for-the-Study-of-Public-Administ>