XU, Jiayue. A Theoretical Discussion on the Flow of Tourist Population and the Development of Tourism Market in Heilongjiang Province. Frontiers in Business, Economics and Management, [S. l.], v. 16, n. 3, p. 278–281, 2024. DOI: 10.54097/540js463. Disponível em: https://drpress.org/ojs/index.php/fbem/article/view/26272. Acesso em: 10 dec. 2024.