KADA KADDOUR BENABBAD. Responsible Tourism as a Model Solution to the Overtourism Crisis: A Case Study of Barcelona (2018–2023). Journal of Informatics Education and Research, [S. l.], v. 5, n. 2, 2025. DOI: 10.52783/jier.v5i2.2779. Disponível em: http://jier.org/index.php/journal/article/view/2779. Acesso em: 19 feb. 2026.