Aisyah, S., S. F. Natasha, P. Nazli, D. A. Anindya, D. P. Anggraini, and M. Habibie. “Analysis of Supporting Factors in Performance Quality of Medan City Tourism Services for Free Daily Employees”. Economic and Business Horizon, vol. 3, no. 1, Apr. 2024, pp. 1-12, doi:10.54518/ebh.3.1.2024.239.