List of Articles Total Harmonic Distortion Open Access Article Abstract Page Full-Text 1 - Determination of optimal control coefficients for Dynamic Voltage Restorer (DVR) based on Non-dominated Sorting Bird Swarm Algorithm (NSBSA) Reza Ghanizadeh Hamed Azadrou Open Access Article Abstract Page Full-Text 2 - Improving the Performance of Permanent Magnet Synchronous Motor by Using Direct Current Control Method Based On Predictive Controller With Continuous Control Set Reza Sharifian Hamid Rahimi Esfahani