<https://unikore.it/cdl-d-documenti/diapositive-ecoreati-in-materia-di-rifiuti/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://unikore.it/cdl-d-documenti/diapositive-ecoreati-in-materia-di-rifiuti/>