Analytical method development and validation of atenolol by using spectroscopic analytical grade solvent. UNIVERSAL JOURNAL OF PHARMACEUTICAL SCIENCES AND RESEARCH, [S. l.], v. 10, n. 1, p. 20–25, 2026. DOI: 10.61114/UJPSR.10.1.2026.20-25. Disponível em: https://ujpsr.in/index.php/journal/article/view/55. Acesso em: 7 jul. 2026.