List of Articles Lower bound Open Access Article Abstract Page Full-Text 1 - Evaluating Decision Making Units with Multi-Periodic Data Using DEA-R Models Mahsa Torkavannejad Behrouz Daneshian Ghasem Tohidi Mahnaz Maghbouli Farzin Modarres Khiyabani 10.30495/jnrm.2023.65511.2210 Open Access Article Abstract Page Full-Text 2 - Integrated Due Date Setting and Scheduling on a Single Machine Considering an Unexpected Unavailability Mehdi Iranpoor Seyed Mohammad Taghi Fatemi Ghomi 10.22094/joie.2017.644.1415 Open Access Article Abstract Page Full-Text 3 - A heuristic approach for multi-stage sequence-dependent group scheduling problems N Salmasi Open Access Article Abstract Page Full-Text 4 - Portfolio Optimization Using Chance Constrained Compromise Programming mojtaba nouri Emran Mohammadi