International Journal of Supply and Operations Management 1 1 2014 05 01 Analyzing Bullwhip Effect in Supply Networks under Exogenous Uncertainty81 107 en Mitra Darvish Industrial Engineering Department, Alzahra University, Tehran, Iran. Mehdi Seifabrghy Industrial Engineering Department, Alzahra University, Tehran, Iran Mohammad Ali Saniei Monfared Industrial Engineering Department, Alzahra University, Tehran, Iran Fatemeh Akbari Industrial Engineering Department, Alzahra University, Tehran, Iran 2014 07 20 Supply Chain Management Inventory Bullwhip effect Exogenous uncertainty Frequency domain analysis http://www.ijsom.com/pdf_1905_210f65d79e1a376b50f242f5dc2bab75.html