CHOUHAN, P. S. .; KHAN, N. .; JAIN, N. K. . Synthesis, Characterization and Antimicrobial Activity of Novel Substituted Purine Derivatives. International Journal of Medical Sciences and Pharma Research, [S. l.], v. 8, n. 2, p. 50–54, 2022. DOI: 10.22270/ijmspr.v8i2.38. Disponível em: https://ijmspr.in/index.php/journal/article/view/38. Acesso em: 10 may. 2026.