1. Faculty of Mechanical Engineering, Department of AET, Discipline of Descriptive Geometry and Engineering Graphics; Technical University of Cluj-Napoca; 103-105 B-dul Muncii St Cluj-Napoca 400641 Cluj Romania
2. Faculty of Technical Sciences; University of Warmia and Mazury in Olsztyn; Oczapowskiego 11 10-719 Olsztyn Poland
3. Faculty of Mathematics and Computer Science; University of Warmia and Mazury in Olsztyn; Sloneczna 54 Olsztyn 10-710 Poland
4. Department of Physics; Malayer University; Malayer Iran
5. Young Researchers and Elite Club, Kermanshah Branch; Islamic Azad University; Kermanshah Iran
6. Plasma Physics Research Center, Science and Research Branch; Islamic Azad University; P.O. Box 14665-678 Tehran Iran