Botha E, Dorothy Queiros, Nicolene Conradie. Education on sustainable tourism in biosphere reserves: A protection motivation theory approach. Environ. Soc. Psychol. [Internet]. 2026 Jan. 20 [cited 2026 Jan. 21];11(1):ESP-4242. Available from: https://esp.as-pub.com/index.php/esp/article/view/4242