Sitorus, David Humala, and Lismayasari. “Community-Based Tourism Dimension Approach: The Existence of Digital Marketing in the Coastal Communities of the Riau Islands Province”. Jurnal Mantik 4, no. 3 (November 30, 2020): 2342-2347. Accessed July 1, 2026. https://iocscience.org/ejournal/index.php/mantik/article/view/1144.