1. School of Science, Hunan City University, Yiyang 413000, P. R. China
2. Faculty of Industry and Mining (Khash), University of Sistan and Baluchestan, Zahedan, Iran
3. Department of Mathematics, University of Sistan and Baluchestan, Zahedan, Iran
4. Department of Mathematics, Huzhou University, Huzhou 313000, P. R. China
5. Hunan Provincial Key Laboratory of Mathematical Modeling and Analysis in Engineering Changsha University of Science & Technology, Changsha 410114, P. R. China
6. CONACyT-Tecnológico Nacional de México/CENIDET, Interior Internado Palmira S/N, Col. Palmira, C.P. 62490, Cuernavaca, Morelos, México
7. Department of Mechanical Engineering, University of Manitoba, Winnipeg R3T 5V6, Canada