VIRK, Abaid ur Rehman; BILAL, Shams; HAMID, Khalid. Irregularity Invariants for Chemical Structures Used in the Treatment of COVID-19. Scientific Inquiry and Review, [S. l.], v. 4, n. 3, p. 38–60, 2020. DOI: 10.32350/sir.43.04. Disponível em: https://journals.umt.edu.pk/index.php/SIR/article/view/1302. Acesso em: 26 jun. 2026.