List of Articles cost reduction Open Access Article Abstract Page Full-Text 1 - Optimal Active Distribution Network Reconfiguration for Loss and Supply Cost Minimization Using Grey Wolf Algorithm katayun Rahmati Reza Ebrahimi Vahid Parvin Darabad Open Access Article Abstract Page Full-Text 2 - A single-vendor and a single-buyer integrated inventory model with ordering cost reduction dependent on lead time M. Vijayashree R. Uthayakumar Open Access Article Abstract Page Full-Text 3 - Optimal Planning and Energy Management of Distributed Generation Sources and Battery Storage in Smart Microgrids for Operating Costs Reduction by Cuckoo Search Algorithm Esmail Khalilzadeh Ahmad Ghalibafan Aida Keshavarz Open Access Article Abstract Page Full-Text 4 - Optimal Energy Management in Smart Distribution Networks Considering Responsive Loads and Network Reconfiguration for Enhancing Technical and Economic Objectives Reza Ghanizadeh Allahverdi Azadrou Open Access Article Abstract Page Full-Text 5 - The Relationship Between HRA System and Organizational Cost Reduction in Alloy Gostar Hamoon Company Reza Ebadi Golshan Maryam Bahmani