1.
Deng F-H, Gao Y-H, Tian Q-L. Effects of Ecotourism Travel Motivation and Social Relations on Mental State of the Middle-Aged and Elderly Group. rcis [Internet]. 14 sept. 2020 [cité 6 nov. 2026];70:20-3. Disponible sur: https://www.rcis.ro/journal/article/view/2732-effects-of-ecotourism-travel-motivation-and-social