Cordes, Hannes, Stefan Baumeister, and Minna Käyrä. “Factors Influencing the Willingness to Pay for Aviation Voluntary Carbon Offsets: А Literature Review”. European Journal of Tourism Research 36 (March 1, 2024): 3602. Accessed April 23, 2024. https://ejtr.vumk.eu/index.php/about/article/view/2741.