Akbar, Muhammad Zaky, Intan Zhahira, and Mikhael Yulius Cobis. “The #7DaysWithEstrella Campaign on Instagram to Boost Sales of the Unisex Fashion Brand Estrella”. Ilomata International Journal of Social Science 7, no. 2 (April 29, 2026): 796–802. Accessed June 15, 2026. https://ilomata.org/index.php/ijss/article/view/2081.