Litvinova-Kulikova, L.A., Zh.N. Aliyeva, and D.L. Dénes. “Analysis of the Current State of Business Tourism”. Economic series of the Bulletin of L.N. Gumilyov ENU, no. 1 (January 19, 2023): 212–226. Accessed January 5, 2026. https://bulecon.enu.kz/index.php/main/article/view/141.