Varghese, V., Bhoyar, S. and Nisar, K.S. 2020. Analysis of Fractional-Order Model of COVID-19 Pandemics With a Nonlinear Incidence Rate. Innovative Biosystems and Bioengineering. 4, 3 (Sep. 2020), 160–167. DOI:https://doi.org/10.20535/ibb.2020.4.3.206271.