PULUNGAN, Ainil Fithri; DLP., Effendy; MS., Siti. Simultaneous Spectrophotometric Determination of Paracetamol, Propyphenazone and Caffeine By Using Absorption Ratio Method. Asian Journal of Pharmaceutical Research and Development, [S. l.], v. 6, n. 5, p. 5–8, 2018. DOI: 10.22270/ajprd.v6i5.412. Disponível em: https://ajprd.com/index.php/journal/article/view/412. Acesso em: 27 apr. 2024.