M. Zellagui and A. Chaghi, “Application KHA for Optimal Coordination of Directional Overcurrent Relays in the Presence Multi GCSC,” ACTA Technica Corviniensis - Bulletin of Engineering, Tome VIII, Fascicule 1, pp. 61-67, 2015.

M. Zellagui, H. A. Hassan, and A. Chaghi, “Effect of TCVR Controlled Voltage on Short-Circuit Calculations in Case of Ground Fault in the Algerian Network,” International Journal of Control and Automation (IJCA), vol. 8, No. 1, pp. 125-138, 2015.

M. Zellagui, H. A. Hassan, and A. Chaghi, “Fault Location Effect on Short-Circuit Calculations of a TCVR Compensated Line in Algeria,”  International Journal of Electrical and Computer Engineering (IJECE), vol. 5, No. 1, pp. 1-12, 2015.

M. Zellagui, R. Benabid, M. Boudour, and A. Chaghi, “Mixed Integer Optimization of IDMT Overcurrent Relays in the Presence of Wind Energy Farms using PSO Algorithm,” the Periodica Polytechnica - Electrical Engineering and Computer Science (EECS), vol. 59, No. 1, pp. 9-17, 2015.

L. Bougouffa and A. Chaghi, “Investigation of TCSC Controller Effect on IDMT Directional Over-current Relay,” Procedia - Social and Behavioral Sciences, pp. 2421-2429, 2015.

O. Lahmadi, L. Benfarhi, and A. Chaghi, “A Complete Neuromimetic Strategy for Harmonics Identification and Control of a Three-Phase Voltage Inverter used for the Power Active Filtering,” Journal of Electrical Engineering (JEE), vol. 15, No. 3, pp. 193-204, 2015.

M. Zellagui, H. A. Hassan, A. Chaghi, and A. Ghorbani, “A Comparative Study of Ground Fault Analysis for a Practical Case of a Transmission Line Equipped with Different Series FACTS Devices,” Automatika, vol. 56, No. 3, 2015.

M. Zellagui, R. Benabid, A. Chaghi, and M. Boudour, “Impact Studies of Total Harmonic Distortion on Directional Overcurrent Relay Performance,” UPB Scientific Bulletin, Series C - Electrical Engineering and Computer Science, vol. 77, No. 4, 2015.

R. Benabid, M. Zellagui, A. Chaghi, and M. Boudour, “Optimal Setting and Coordination of Industrial Power Systems Protection using PSO and ETAP Software,” 3rd International Conference on Industrial Engineering and Manufacturing (ICIEM). 2014.

M. Zellagui, H. A. Hassan, and A. Chaghi, “The Impact of Conduction Angle on Short Circuit Calculations in Case of Three Phase Fault for a FACTS Controlled Transmission Line in the Algerian Network,” International Conference on Automatic Control Theory and Application (ACTA). 2014.

R. Benabid, M. Zellagui, M. Boudour, and A. Chaghi, “Intelligent Overcurrent Relays Setting based on Mixed Integer Optimization and Considering Series Compensation, Fault Resistance and Relays Characteristics,” International Conference of Modeling and Simulation (ICMS). 2014.

L. Bougouffa and A. Chaghi, “Compensated Distribution Systems with TCSC in Presence of Phase to Earth Fault,” 2nd International Conference on Electrical Energy and Systems (ICEES). 2014.

M. Zellagui, H. A. Hassan, and A. Chaghi, “Impact of Voltage Controlled by TCVR on Ground Fault Parameters", International Workshop on Advanced Control (IWAC)”. 2014.

L. Bougouffa and A. Chaghi, “Coordination of IDMT Directional Over-Current Relays in 400 KV Transmission Line Compensated with TCSC,” 8th International Conference on Electrical Engineering (CEE). 2014.

M. Zellagui, H. A. Hassan, A. Ghodbane, and A. Chaghi, “Effect of Fault Location on Short-Circuit Calculations in Case of Phase to Earth Fault for a Line Compensated by TCVR,” 8th International Conference on Electrical Engineering (CEE). 2014.