NURDIANTI, LUSI, et al. “PHYSICAL AND CHEMICAL EVALUATIONS OF TOPICAL RADIANCE SERUM CONTAINING NANOEMULSION COMBINATION OF ASTAXANTHIN AND ZEAXANTHIN: DESIGNED AS ANTI-WRINKLE AND SKIN-BRIGHTENING SERUM”. International Journal of Applied Pharmaceutics, vol. 15, no. 5, Sept. 2023, pp. 221-6, doi:10.22159/ijap.2023v15i5.48374.