List of Articles GholamHosein Dehghan Article 1 - Investigation of Machining Parameters in Wire Electrical Discharge Machining (WEDM) on the Surface Roughness & Cutting Speed of Tungsten Carbide Mehdi Jafarian GholamHosein Dehghan Abbas Vafaeisefat International Journal of Advanced Design and Manufacturing Technology , Issue 1 , Year , Spring 2009