ali, muhammad zakaria, Erin Nur Putriani, and Fithriah Wardi. “Optimization of Marketing Management for Tour and Travel Businesses”. Al-Kharaj: Journal of Islamic Economic and Business 6, no. 2 (June 30, 2024). Accessed October 1, 2025. https://ejournal.iainpalopo.ac.id/index.php/alkharaj/article/view/5205.