Siregar, Fedro Alvi Hadiid, Muhammad Azmi, Siti Marfuah, and Aulia Rahuma. β€œThe Transformation from Water to Land Transportation in Samarinda (1980–1998)”. Yupa: Historical Studies Journal 10, no. 1 (April 30, 2026): 49–56. Accessed May 1, 2026. https://jurnal.fkip.unmul.ac.id/index.php/yupa/article/view/5855.