“Mapping the Potential of The Old City Tourism (Study of the History, Region And Cultural Value of The Old City on Bangka Island)”. Berumpun: International Journal of Social, Politics, and Humanities 2, no. 1 (Maret 29, 2019): 78–87. Diakses April 17, 2026. https://www.berumpun.ubb.ac.id/index.php/BRP/article/view/15.