List of Articles perturbation Open Access Article Abstract Page Full-Text 1 - A New Calibration Method for SAR Analog-to-Digital Converters Based on All Digital Dithering Ebrahim Farshidi Shabnam Rahbar 10.7508/jist.2017.17.001 Open Access Article Abstract Page Full-Text 2 - Improved Maximum Power Point Tracking Off-Grid Solar Panels A. R. Reisi Open Access Article Abstract Page Full-Text 3 - Controller Design and Asymptotic Stability Analysis of a Buck Converter with a Cascade Control Structure Using Singular Perturbation Theory Sajad Azarastemal Mohammad Hejri