M. Bonnet Escuela, C. D. Wehbe-Herrera, and Ángel Lobo Rodrigo, “Analysis of the regulation of active tourism in Spain”, ReE, no. 2, Jan. 2019, Accessed: Mar. 25, 2026. [Online]. Available: https://revistaselectronicas.ujaen.es/index.php/REE/article/view/3773