فهرس المقالات Mohammad Sadegh Zahedi المقاله 1 - Blog feed search in Persian Blogosphere 10.7508/jist.2014.04.004 Mohammad Sadegh Zahedi Abolfazl Aleahmad مسعود رهگذر Farhad Oroumchian Journal of Information Systems and Telecommunication (JIST) , العدد 4 , السنة 2 , پاییز 2014