1. Senior Researcher, Dept. for Functional Elements of Control Systems, Institute of Technical Mechanics, 15 Leshko-Popel St., Dnepropetrovsk 49005, Ukraine.
2. Visiting Research Fellow, Unidad Querétaro, CINVESTAV del IPN, Juriquilla, 76230, Querétaro, Mexico (corresponding author).
3. Professor, Unidad Querétaro, CINVESTAV del IPN, Juriquilla, 76230, Querétaro, Mexico.