[1]
N. . Azwanida, “Color Stability Evaluation of Pigment Extracted from Hylocereus polyrhizus, Clitorea ternatae and Pandanus amaryllfolius as Cosmetic Colorants and Premarket Survey on Customer Acceptance on Natural Cosmetic Product”, JTRSS, vol. 3, no. 1, pp. 61–67, May 2015.