1. Department of Power Engineering, Satbayev University, Almaty 050000, Kazakhstan
2. “Qazaq Green” Association, Astana 010000, Kazakhstan
3. Department of Power Engineering, M.Kh. Dulaty Taraz Regional University, Taraz 080000, Kazakhstan
4. Department of Business Technologies and Entrepreneurship, Vilnius Gediminas Technical University (VILNIUS TECH), LT-10223 Vilnius, Lithuania
5. Institute Humanities & Social Sciences, Daugavpils University, LV-5401 Daugavpils, Latvia