فهرس المقالات Ata Allah Taleizadeh المقاله 1 - A Hybrid Meta-Heuristic Method to Optimize Bi-Objective Single Period Newsboy Problem with Fuzzy Cost and Incremental Discount Ata Allah Taleizadeh Seyed Taghi Akhavan Niaki Journal of Optimization in Industrial Engineering , العدد 3 , السنة 2 , تابستان 2009