A. Yenidogan, T. Gurcaylilar-Yenidogan, and N. Tetik, “Environmental management and hotel profitability: operating performance matters”, Tour Manage Stud, vol. 17, no. 3, pp. 7–19, Jul. 2021, Accessed: Apr. 29, 2024. [Online]. Available: https://www.tmstudies.net/index.php/ectms/article/view/1480