Soegoto, Agus Supandi, Daniel Peterson Silaban, Deasy Soeikromo, and Andini P. Soegoto. “Marketing Strategies for Tourism Development in Frontier and Outermost Talaud Islands”. Jurnal Ekonomi Indonesia 15, no. 1 (April 28, 2026): 040–055. Accessed May 19, 2026. https://jurnal.isei.or.id/index.php/isei/article/view/781.