Fitrie, Rosa, and Arnah Ritonga. “Implementation of the Fuzzy Game Theory Logic Method in Competition for Local Skincare Brand Products (Ms. Glow With Scarlett Whitening) ”. Formosa Journal of Applied Sciences 1, no. 7 (December 29, 2022): 1357–1374. Accessed August 28, 2026. https://journal.formosapublisher.org/index.php/fjas/article/view/1972.