Yusuf VAJ, Soeratri W, Erawati T. The Effect of Surfactant Combination on the Characteristics, Stability, Irritability, and Effectivity of Astaxanthin Nanoemulsion as Anti-Ageing Cosmetics: http://www.doi.org/10.26538/tjnpr/v7i12.21. TJNPR. 2023;7(12):5509-5518. Accessed April 8, 2025. https://tjnpr.org/index.php/home/article/view/3187