A. G. Morales and J. Ángel H. Luis, “TOURISM AND BIOSPHERE RESERVES: THE CASE OF EASTERN CANARY ISLANDS”, Tour Manage Stud, pp. 947–959, Jan. 2012, Accessed: Apr. 29, 2024. [Online]. Available: https://tmstudies.net/index.php/ectms/article/view/258