List of Articles Locating Open Access Article Abstract Page Full-Text 1 - Instructions for locating pocket parks in neighborhoods (Abouzar, Majidie, Amanie) of Tehran with the approach of CPTED Malihe Ahmadi Amir Farshchi Open Access Article Abstract Page Full-Text 2 - A New Approach for Solving Multi-layered Facility Location Models under Uncertainty Using fuzzy Simulation Mahdi Yousefi Nejad Attari Saeed Kolahi-Randji Ensiyeh Neyshabouri Jami Open Access Article Abstract Page Full-Text 3 - Locating Donation Centers in Blood Supply chain considering Environmental Criteria Using Combined Vikor and Mathematical Programming Approach (Case Study: Alborz Blood Transfusion center) مهیار کیانپور مسعود ربانی سید علی ترابی 10.30495/qrm.2022.702930 Open Access Article Abstract Page Full-Text 4 - A Hybrid Meta-Heuristic Approach for Design and Solving a Location Routing Problem Considering the Time Window Mohammad Amin Rahmani Ahamd Mirzaei Milad Hamzehzadeh Aghbelagh Open Access Article Abstract Page Full-Text 5 - A Location-Routing-Inventory Model for Perishable Items Using Fresher First and Older First Inventory Management Policies Shima Harati Emad Roghanian Ashkan Hafezalkotob Amir Abbas Shojaie 10.30495/jiei.2021.1918748.1075 Open Access Article Abstract Page Full-Text 6 - Optimal Placement of Substations Based on Economic and Technical Risk Management Amir Navakhah MahmoudReza Haghifam Soudabe Soleymani Open Access Article Abstract Page Full-Text 7 - Locating Industries in an Unequal Space(An Empirical Study of Sugar Industry in Iran) M. Moghaddam