Authors
Ioannis K. Argyros
Department of Mathematical Sciences, Cameron University, Lawton
P.K. Parida
Center for Applied Mathematics, Central University of Jharkhand, Ranchi, India
© 2018 Ioannis K. Argyros, P.K. Parida, published by West University of Timisoara
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.