European Tourism Clusters: Directions for Restoring the Competitiveness of Ukrainian Tourism. Economics and region, [S. l.], n. 4(91), p. 79–86, 2023. DOI: 10.26906/EiR.2023.4(91).3197. Disponível em: https://ojs35.nupp.edu.ua/eir/article/view/3197. Acesso em: 23 dec. 2025.