“Student Empowerment Through Multimedia-Based Business Strategy Seminars and Professional Portfolio Development”. Community Service Journal : Jurnal Pengabdian Masyarakat Mardira 2, no. 1 (May 5, 2026): 15–21. Accessed June 4, 2026. https://ejournal.poltekmi.ac.id/index.php/MCSJ/article/view/117.