1. Kazan National Research Technical University (KNRTU-KAI); Karl Marx str. 10 420010 Kazan Tatarstan Russian Federation
2. Kazan Federal University; Kremlevskaya str. 18 420008 Kazan Tatarstan Russian Federation
3. Department of Mathematics and Computer Sciences, Faculty of Arts and Sciences; Cankaya University; Ankara Turkey
4. Institute of Space Sciences; Magurele-Bucharest Romania