List of Articles Hossein Emami Article 1 - Wideband Log Periodic-Microstrip Antenna with Elliptic Patches 10.7508/jist.2013.02.005 hamed ghanbari foshtami Ali Hashemi Talkhouncheh Hossein Emami Journal of Information Systems and Telecommunication (JIST) , Issue 2 , Year , Spring 2013