Pusvitasari, Dwi, Andi Vita Sukmarini, and Abdul Samad. “Digital Marketing Communication Strategy in Facing Umrah Travel Business Competition in Makassar City: JEL Classification: M31, L83, Z32, D83, L86, M37”. Journal La Bisecoman 6, no. 2 (June 21, 2025): 340-358. Accessed June 15, 2026. https://newinera.com/index.php/JournalLaBisecoman/article/view/2125.