Sergey Belyakin & Sergey Shuteev 2022. Dynamics of Infected Active and Uninfected Active Populations Leading to Pandemics by Using a Discrete Model of Two Interacting Pacemakers. New Trends in Physical Science Research Vol. 1. (Apr. 2022), 153–161. DOI:https://doi.org/10.9734/bpi/ntpsr/v1/15753D.