Untari, D. T., A. Rapani, and Sutardi. “The Online Share Of Voice (Osov) Model In Determining Fastfood Product Positioning In Indonesia”. Asia Pacific Journal of Business Economics and Technology, Vol. 2, no. 03, June 2022, pp. 13-17, https://mail.apjbet.com/index.php/apjbet/article/view/49.