REHMAN VIRIK, Abaid ur; MALIK, Iqra. Analysis of COVID-19 by Means of Graph Theory. Scientific Inquiry and Review, [S. l.], v. 4, n. 2, p. 48–62, 2020. DOI: 10.32350/sir.42.04. Disponível em: https://journals.umt.edu.pk/index.php/SIR/article/view/1527. Acesso em: 1 jul. 2026.