Analysis of information sources in references of the Wikipedia article "%D9%81%D9%87%D8%B1%D8%B3%D8%AA %D8%A7%D9%86%D8%AA%DA%AF%D8%B1%D8%A7%D9%84 %D8%AA%D8%A7%D8%A8%D8%B9%E2%80%8C%D9%87%D8%A7%DB%8C %D9%86%D9%85%D8%A7%DB%8C%DB%8C" in Persian language version.
