Balderas-Cejudo, Adela, y Ian Patterson. «Tourism As a Means of Happiness and Subjective Well-Being for Senior Travelers». ANDULI. Revista Andaluza de Ciencias Sociales, no. 23 (enero 4, 2023): 19–33. Accedido mayo 6, 2024. https://revistascientificas.us.es/index.php/anduli/article/view/21669.