List of Articles Resource Constraint Open Access Article Abstract Page Full-Text 1 - The Solution of Multi-Objective Multimode Resource-Constrained Project Scheduling Problem with Multi-Objective Bees Metaheuristic Algorithm Amir Sadeghi Sina Namazi Zahra Ghorajehlo Behnam Rezvanpour Open Access Article Abstract Page Full-Text 2 - Optimizing a bi-objective preemptive multi-mode resource constrained project scheduling problem: NSGA-II and MOICA algorithms Javad Hasanpour Mohammad Ghodoosi Zahra Sadat Hosseini 10.22094/joie.2016.263 Open Access Article Abstract Page Full-Text 3 - A Bi-objective Pre-emption Multi-mode Resource Constrained Project Scheduling Problem with due Dates in the Activities zahra Sadat Hosseini Javad Hassan pour Emad Roghanian Open Access Article Abstract Page Full-Text 4 - Stability region of returns to scale using inverse Data Envelopment Analysis Haleh moradi Farhad Hosseinzadeh Lotfi Mohsen Rostamy