فهرس المقالات Mohamamd Esmaeel Yahyatabar المقاله 1 - Online Signature Verification: a Robust Approach for Persian Signatures 10.7508/jist.2015.02.007 Mohamamd Esmaeel Yahyatabar Yasser Baleghi Mohammad Reza Karami-Mollaei Journal of Information Systems and Telecommunication (JIST) , العدد 2 , السنة 3 , بهار 2015