LIU, Y. A geographical retheorization of the tourism value chain. ERDKUNDE, [S. l.], v. 76, n. 1, p. 59–68, 2022. DOI: 10.3112/erdkunde.2022.01.05. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/2927. Acesso em: 13 feb. 2025.