Pages 215-220
Atef Saleh; Mohammed Aboleineen; ELsayed Farag; Hamdy mahmoud soliman
Pages 307-318
Ragab Mahfouz; Mohamed Aldaydamony; Ahmed El Zayat; Mustafa Ahmed Alshaikha
Pages 376-394
osama kamal; Abd Elfattah Frere; Ahmed El Zayat; Ahmed Said El-damanhory