Elaiw, A. M., A. S. Alsulami, and A. D. Hobiny. “Analysis of Humoral Immunity SARS-CoV-2 Infection Model With ACE2 Receptor and Latent Phase”. Contemporary Mathematics, vol. 5, no. 2, Apr. 2024, pp. 1567-05, doi:10.37256/cm.5220243913.