فهرس المقالات Hasan Hasanzadeh المقاله 1 - On Using the Fourth Order Finite Difference Method in Studying Orthotropic Rectangular Plate's Vibration Behavior MohamadHosein Kargarnovin Kasara Karbaschi Hasan Hasanzadeh International Journal of Advanced Design and Manufacturing Technology , العدد 4 , السنة 1 , پاییز 2008