MEDINA-LOPEZ, JOSE RAUL; GONZALEZ-SALAZAR, OMAR ALEJANDRO; CONTRERAS-JIMENEZ, JUAN MANUEL. SIMULTANEOUS QUANTIFICATION OF ACETYLSALICYLIC ACID AND CAFFEINE IN TABLETS BY FIRST-ORDER DERIVATIVE SPECTROSCOPY. International Journal of Applied Pharmaceutics, [S. l.], v. 14, n. 4, p. 200–204, 2022. DOI: 10.22159/ijap.2022v14i4.44998. Disponível em: https://www.journals.innovareacademics.in/index.php/ijap/article/view/44998. Acesso em: 5 dec. 2025.