1. Ahmed Draïa University,LDDI laboratory,Department of science and technology,Adrar,Algeria
2. Ahmed Draïa University,LDDI laboratory,Department of Hydrocarbon and Renewable energy,Adrar,Algeria
3. Nisantasi University,Faculty of Engineering Architecture,Department of Electrical Electronics Eng.,Istanbul,Turkey
4. Technical University of Munich (TUM),Munich,Germany
5. Polytechnic University of Bucharest,Department of Electric Power Systems,Bucharest,Romania
6. Gazi University,Faculty of Engineering,Department of Electrical-Electronic Eng.,Ankara,Turkey