1. School of Mechatronic Engineering, China University of Mining and Technology, Xuzhou 221116, People’s Republic of China
2. Jiangsu Key Laboratory of Mine Mechanical and Electrical Equipment, China University of Mining and Technology, Xuzhou 221116, People’s Republic of China
3. Nonlinear Dynamics, Chaos and Complex Systems Group, Departamento de Física, Universidad Rey Juan Carlos, Tulipán s/n, 28933 Móstoles, Madrid, Spain
4. Department of Applied Informatics, Kaunas University of Technology, Studentu 50-407, Kaunas 51368, Lithuania