فهرس المقالات Abdolhossein Sedighi المقاله 1 - A cost-oriented model for multi-manned assembly line balancing problem 20.1001.1.22519904.2013.6.13.2.1 Abolfazl Kazemi Abdolhossein Sedighi Journal of Optimization in Industrial Engineering , العدد 13 , السنة 6 , پاییز 2013