“Formulation and Characterization of Poly(methyl Methacrylate) Microcapsules Encapsulating Peppermint and Origanum Essential Oils”. Asian Journal of Pharmaceutics (AJP) 19, no. 3 (September 30, 2025). Accessed April 14, 2026. http://www.asiapharmaceutics.info/index.php/ajp/article/view/6739.