List of Articles Open Access Article Abstract Page Full-Text 1 - Performance enhancement for crystallization unit of a sugar plant using genetic algorithm technique P C Tewari Rajiv Khanduja Mahesh Gupta Open Access Article Abstract Page Full-Text 2 - An electromagnetism-like metaheuristic for open-shop problems with no buffer Bahman Naderi Esmaeil Najafi Mehdi Yazdani Open Access Article Abstract Page Full-Text 3 - Risk determinants of small and medium-sized manufacturing enterprises (SMEs) - an exploratory study in New Zealand Ariful Islam Des Tedford Open Access Article Abstract Page Full-Text 4 - Multi-objective design of fuzzy logic controller in supply chain Mahdi Ghane Mohammad Jafar Tarokh Jafar Tarokh Open Access Article Abstract Page Full-Text 5 - Effective heuristics and meta-heuristics for the quadratic assignment problem with tuned parameters and analytical comparisons Mahdi Bashiri Hossein Karimi Open Access Article Abstract Page Full-Text 6 - An L1-norm method for generating all of efficient solutions of multi-objective integer linear programming problem Ghasem Tohidi Shabnam Razavyan Open Access Article Abstract Page Full-Text 7 - A population-based algorithm for the railroad blocking problem Masoud Yaghini Masoud Seyedabadi Mohamad M Khoshraftar Open Access Article Abstract Page Full-Text 8 - A hybrid meta-heuristic algorithm for the vehicle routing problem with stochastic travel times considering the driver's satisfaction Reza Tavakkoli-Moghaddam Mehdi Alinaghian Alireza Salamat-Bakhsh Narges Norouzi Open Access Article Abstract Page Full-Text 9 - Supply chain network design problem for a new market opportunity in an agile manufacturing system Reza Babazadeh Jafar Razmi Reza Ghodsi Open Access Article Abstract Page Full-Text 10 - Constrained consumable resource allocation in alternative stochastic networks via multi-objective decision making Seyed Saeid Hashemin Seyed Mohammad Taghi Fatemi Ghomi Open Access Article Abstract Page Full-Text 11 - Locomotive assignment problem with train precedence using genetic algorithm Siamak Noori Seyed Farid Ghannadpour Open Access Article Abstract Page Full-Text 12 - A simple approach to the two-dimensional guillotine cutting stock problem Mir-Bahador Aryanezhad Nima Fakhim Hashemi Ahmad Makui Hasan Javanshir Open Access Article Abstract Page Full-Text 13 - An investigation of model selection criteria for technical analysis of moving average Milad Jasemi Ali M Kimiagari Open Access Article Abstract Page Full-Text 14 - Modeling the operational risk in Iranian commercial banks: case study of a private bank Omid Momen Alimohammad Kimiagari Eaman Noorbakhsh Open Access Article Abstract Page Full-Text 15 - Retracted: Using genetic algorithm approach to solve a multi-product EPQ model with defective items, rework, and constrained space Kiamars Fathi Hafshejani Changiz Valmohammadi Alireza Khakpoor Open Access Article Abstract Page Full-Text 16 - Mathematical solution of multilevel fractional programming problem with fuzzy goal programming approach Kailash Lachhwani Mahaveer Prasad Poonia Open Access Article Abstract Page Full-Text 17 - Minimizing the total tardiness and makespan in an open shop scheduling problem with sequence-dependent setup times Samaneh Noori-Darvish Reza Tavakkoli-Moghaddam Open Access Article Abstract Page Full-Text 18 - The investigation of supply chain's reliability measure: a case study Houshang Taghizadeh Ehsan Hafezi Open Access Article Abstract Page Full-Text 19 - Building a maintenance policy through a multi-criterion decision-making model Elahe Faghihinia Naser Mollaverdi Open Access Article Abstract Page Full-Text 20 - Solving the vehicle routing problem by a hybrid meta-heuristic algorithm Majid Yousefikhoshbakht Esmaile Khorram Open Access Article Abstract Page Full-Text 21 - Forecasting time and place of earthquakes using a Semi-Markov model (with case study in Tehran province) Ramin Sadeghian Open Access Article Abstract Page Full-Text 22 - Analysis of M/G/ 1 queueing model with state dependent arrival and vacation Charan Jeet Singh Madhu Jain Binay Kumar Open Access Article Abstract Page Full-Text 23 - A three-stage assembly flow shop scheduling problem with blocking and sequence-dependent set up times Aref Maleki-Darounkolaei Mahmoud Modiri Reza Tavakkoli-Moghaddam Iman Seyyedi Open Access Article Abstract Page Full-Text 24 - Solving an one-dimensional cutting stock problem by simulated annealing and tabu search Meghdad HMA Jahromi Reza Tavakkoli-Moghaddam Ahmad Makui Abbas Shamsi Open Access Article Abstract Page Full-Text 25 - A seller-buyer supply chain model with exponential distribution lead time Mehrab Bahri Mohammad Jafar Tarokh Open Access Article Abstract Page Full-Text 26 - A hybrid algorithm optimization approach for machine loading problem in flexible manufacturing system Vijay M Kumar ANN Murthy K Chandrashekara Open Access Article Abstract Page Full-Text 27 - An empirical study of innovation-performance linkage in the paper industry Parveen Farooquie Abdul Gani Arsalanullah K Zuberi Imran Hashmi Open Access Article Abstract Page Full-Text 28 - Resource leveling scheduling by an ant colony-based model Mohsen Garmsiri Mohammad Reza Abassi Open Access Article Abstract Page Full-Text 29 - A new binary model for university examination timetabling: a case study Alireza Rashidi Komijan Mehrdad Nouri Koupaei