<https://dlweb.ir/#organization>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://dlweb.ir/%D9%85%D8%AF%D9%84-%D8%B3%D9%87-%D8%A8%D8%B9%D8%AF%DB%8C-%D9%8A%D8%A7%D8%AA%D8%A7%D9%82%D8%A7%D9%86/>