1. University of Management and Technology (UMT), Lahore, Pakistan
2. Departamento de Matematica Aplicada y Estadistica, Universidad Politecnica de Cartagena, Hospital de Marina, 30203 Cartagena, Spain
3. Nonlinear Analysis and Applied Mathematics (NAAM)-Research Group, Department of Mathematics, Faculty of Science, King Abdulaziz University, P.O. Box 80203, Jeddah 21589, Saudi Arabia
4. Lab Theor Cosmology, Int Centre of Gravity and Cosmos, TUSUR, 634050 Tomsk, Russia