Priadi, Arsenal, and Elvina Primayesa. “The Impact of Domestic Tourist Spending on the Economy of West Sumatra Province”. Jurnal Informatika Ekonomi Bisnis 8, no. 2 (June 30, 2026): 474-478. Accessed July 7, 2026. https://www.infeb.org/index.php/infeb/article/view/1460.