1. Department of Logistics Management; University of Turkish Aeronautical Association; Ankara Turkey
2. Department of Mathematics; COMSATS Institute of Information Technology; Lahore Pakistan
3. Department of Mathematics; Çankaya University; Ankara Turkey
4. Institute of Soft Matter Mechanics, Department of Engineering MechanicsHohai University; Nanjing Jiangsu China
5. Institute of Space Sciences; Magurele-Bucharest Romania