JAMAL, MARWA K. AL; GAZY, AZZA A. DEVELOPMENT AND VALIDATION OF ANALYTICAL SPECTROPHOTOMETRIC AND RP-HPLC METHODS FOR THE SIMULTANEOUS ESTIMATION OF HYDROQUINONE, HYDROCORTISONE AND TRETINOIN TERNARY MIXTURE IN TOPICAL FORMULATION. International Journal of Pharmacy and Pharmaceutical Sciences, [S. l.], v. 11, n. 11, p. 10–16, 2019. DOI: 10.22159/ijpps.2019v11i11.35188. Disponível em: https://www.journals.innovareacademics.in/index.php/ijpps/article/view/35188. Acesso em: 5 dec. 2025.