Tabouratzi, Efthalia, Konstantinos Vasilakakis, and Eleftherios Charamis. “Investigation of Applied Costing Systems in the Hotel Industry During the COVID-19 Pandemic: Evidence of Greece”. International Journal of Social Sciences Perspectives 12, no. 1 (January 2, 2023): 18–27. Accessed February 29, 2024. https://onlineacademicpress.com/index.php/IJSSP/article/view/701.