Contact

• • • •  E-mail :       manalebish.debalike@aau.edu.et ,    

        • • manalebish@aims-senegal.org , 

            • manalebish.asfaw@studentmail.biust.ac.bw,  

            • mandex2005@yahoo.com            

              •   P.O.Box 1176

                             Addis Ababa, Ethiopia

• • • • ORCID:  https://orcid.org/0000-0002-6435-7805

        • Manalebish Debalike Asfaw on ResearchGate https://doi.org/10.1142/S1793524518500572

        • Addis Ababa University, 

College of Natural and Computational Sciences, 

Department of Mathematics

P.O.Box 1176

Addis Ababa 

Ethiopia