A model of COVID-19 pandemic evolution in African countries oleh Kossi Amouzouvi, Kétévi A. Assamagan, Somiéalo Azote, Simon H. Connell, Jean Baptiste Fankam Fankam, Fenosoa Fanomezana, Aluwani Guga, Cyrille E. Haliya, Toivo S. Mabote, Francisco Fenias Macucule, Dephney Mathebula, Azwinndini Muronga, Kondwani C.C. Mwale, Ann Njeri, Ebode F. Onyie, Laza Rakotondravohitra, George Zimba