Azwar, Amelia, Arif Fadillah, and Shanty Manullang. “Design of Traveling Port for Support Lake Toba Tourism”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan 1, no. 3 (November 30, 2020): 99–106. Accessed November 21, 2024. https://journal.unhas.ac.id/index.php/zonalaut/article/view/11981.