S. Jahan, L. . Ahmad, A. . Khan, A. Mateen, M. S. . Anwar, and M. . Naeem, “Development and Validation of a RP-HPLC/UV Method for Analysis of Vitamin A, C and E in Pharmaceuticals, Cosmetics, and Beverages”, prjn, vol. 4, no. 2, pp. 17–27, Jul. 2025.