<https://nuraabdelfattah.com/blog/2020/03/07/\u0644\u0627-\u062A\u0641\u0639\u0644/#Publisher>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://nuraabdelfattah.com/blog/2020/03/07/%D9%84%D8%A7-%D8%AA%D9%81%D8%B9%D9%84/>