Al Hakim, M.A.G. et al. 2026. Coastal Clean-Up, Optimization of Potential, and Coastal Education at Sepinggan Airport Beach, Gunung Bahagia, Balikpapan. Seminar Nasional Pengabdian Kepada Masyarakat (SEPAKAT). 4, 4 (Jan. 2026), 167–182.