List of Articles Hybrid system Open Access Article Abstract Page Full-Text 1 - Generating Discrete Trace Transition System of a Polyhe-dral Invariant Hybrid Automaton Sobhi Baniardalani 20.1001.1.22519246.2018.07.01.1.9 Open Access Article Abstract Page Full-Text 2 - A Novel Formulation for Optimal Placement of Diesel/Wind/PV in Distribution System by Honey-Bee Mating Optimization Algorithm Mojtaba Jamiati 10.30495/ijsee.2021.683684 20.1001.1.22519246.2021.10.02.8.9 Open Access Article Abstract Page Full-Text 3 - Novel Approach for Optimal Sizing of Stand-alone Hybrid Photovoltaic/Wind Systems Zakieh Tolooi Hadi Zayandehroodi Alimorad Khajehzadeh 20.1001.1.22519246.2014.03.01.2.2