MARTIN-FUENTES, E.; SARDA, J. Measuring the tourism economic impact of Summer University courses. Tourism and Hospitality International Journal , [S. l.], v. 2, n. 1, p. 73–91, 2023. DOI: 10.57883/thij2(1)2014.30107. Disponível em: https://revistas.rcaap.pt/thij/article/view/30107. Acesso em: 8 jan. 2025.