Al-Saud, Anbarah Khames B. “The Economic Impact of Coronavirus Disease (COVID-19): A Study on Tourism Indicators in the Kingdom of Saudi Arabia”. International Journal of Advanced Engineering Research and Science 10, no. 5 (May 16, 2023). Accessed July 22, 2024. https://journal-repository.com/index.php/ijaers/article/view/6285.