List of Articles Open Access Article Abstract Page Full-Text 1 - Averaged Small Signal Model of a Push-Pull Converter with Parasitic Elements in Continuous Mode Atila Eskandarnezhad Noruz Abdollahi Open Access Article Abstract Page Full-Text 2 - Modeling and Simulation of a Jumping Four-legged Robot on Staircases Mehrdad NaghshNilchi Mohammad Saadat Ali Soleimani Meisam Vahabi Mehdi Salehi Open Access Article Abstract Page Full-Text 3 - Design of a Novel High-Reliability Step-up DC-DC Converter with ZCS Characteristics Seyed Reza Mosayyebi Mojtaba Ajoudani Ramazan TeimouriYansari Open Access Article Abstract Page Full-Text 4 - Cooperative Controller Design for Nonlinear Multi-Agent Systems via Observer-Based Event-Triggered Scheme S Narges Mahdian Zadeh Reza Ghasemi