<https://journal.ziu-university.net/%d8%a7%d9%84%d8%b9%d8%af%d8%af-%d8%a7%d9%84%d8%ab%d8%a7%d9%84%d8%ab-%d9%88%d8%a7%d9%84%d8%b9%d8%b4%d8%b1%d9%88%d9%86/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://journal.ziu-university.net/%D8%A7%D9%84%D8%B9%D8%AF%D8%AF-%D8%A7%D9%84%D8%AB%D8%A7%D9%84%D8%AB-%D9%88%D8%A7%D9%84%D8%B9%D8%B4%D8%B1%D9%88%D9%86/>