List of Articles NSGA-II Open Access Article Abstract Page Full-Text 1 - Portfolio Selection under Trading Constraints and Data Uncertainty Using Robust Optimization Approach and NSGA-II Algorithm Pejman Peykani Alireza Jandaghian Open Access Article Abstract Page Full-Text 2 - A multi-objective hub location problem model for designing sustainable supply chain network: NSGAII and MOGWO algorithms دین محمد ایمانی Open Access Article Abstract Page Full-Text 3 - Cost Allocation Framework for Small Signal Stability Ancillary Service in Deregulated Environment E. Riahi Samani H. Seifi Mohammad Kazem Sheikh El Eslami Open Access Article Abstract Page Full-Text 4 - Robust-Fuzzy-Probabilistic Programming for a Multi-Echelon Drug Supply Chain Network under Uncertainty امین طغیانی سید اسماعیل نجفی Neda Rafieeparsa