List of Articles Loss Factor Open Access Article Abstract Page Full-Text 1 - Optimization of Stand-alone Hybrid PV/Wind/Fuel-Cell System Considering Reliability Indices Using Cuckoo Optimization and Firefly Algorithm Mehdi Rezaei محمود قنبری Open Access Article Abstract Page Full-Text 2 - Effect of Distributed Energy Resources in Energy Hubs on Load and Loss Factors of Energy Distribution Networks Samaneh Pazouki Mahmoud-Reza Haghifam