فهرس المقالات Getachew Batu المقاله 1 - Mathematical Model of Novel COVID-19 and Its Transmission Dynamics 20.1001.1.22286225.2020.10.2.6.8 Eshetu Gurmu Getachew Batu Mamo Wameko International Journal of Mathematical Modeling & Computations , العدد 2 , السنة 10 , بهار 2020