Comparative study of determination of acetaminophen in pharmaceutical formulations by spectrophotometric method . International Journal of Pharmacy and Life Sciences, [S. l.], v. 4, n. 3, p. 2444–2446, 2013. Disponível em: http://ijplsjournal.com/index.php/ijpls/article/view/693. Acesso em: 18 dec. 2025.