List of Articles Open Access Article Abstract Page Full-Text 1 - An Efficient Extension of Network Simplex Algorithm Hassan Rashidi Edward P.K Tsang Open Access Article Abstract Page Full-Text 2 - Multiple Batch Sizing through Batch Size Smoothing Mir bahadorgholi Aryanezhad Mehdi Karimi nasab Sudabeh Bakhshi Open Access Article Abstract Page Full-Text 3 - Traffic Flow Analysis Based on Queuing Models Mohammad Modares Hossein Beheshti Fakher Open Access Article Abstract Page Full-Text 4 - Change Point Estimation of a Process Variance with a Linear TrendDisturbance Rassoul Noorossana Majeed Heydari Open Access Article Abstract Page Full-Text 5 - Vendor Selection:An Enhanced Hybrid Fuzzy MCDM Model Behnam Vahdani Akbar Alem-Tabriz Mostafa Zandieh Open Access Article Abstract Page Full-Text 6 - Designing Solvable Graphs for Multiple Moving Agents Ellips Masehian Farzaneh Daneshzand Open Access Article Abstract Page Full-Text 7 - Estimation of Products Final Price Using Bayesian Analysis GeneralizedPoisson Model and Artificial Neural Networks Marjan Niyati Amir Masud Eftekhari Moghadam Open Access Article Abstract Page Full-Text 8 - The Capacitated Location-Allocation Problem with Interval Parameters Hassan Shavandi