List of Articles Open Access Article Abstract Page Full-Text 1 - A Classification Framework of Test Models in Model-based Testing Arash Sabbaghi Open Access Article Abstract Page Full-Text 2 - Rapid Transient Detection of Switching With the Aim of Improving Power Quality Using Wavelet Transform Javad Safaei Kuchaksaraei Open Access Article Abstract Page Full-Text 3 - An overview of the Internet of Things and its applications in the field of medical engineering Open Access Article Abstract Page Full-Text 4 - Designing optimal fuzzy controller for chaotic spur gear systems using NSGAII extended genetic algorithm Open Access Article Abstract Page Full-Text 5 - Healthcare Assistance to COVID-19 Patients Using the Internet of Things (IoT) Open Access Article Abstract Page Full-Text 6 - Use of Internet of Things (IoT) in Hazardous Waste Management System