THI THU HA, Tran; VAN DIEN, Pham. ENVIRONMENTAL LEASE SERVICES FOR ECOTOURISM BUSINESS IN CAT BA NATIONAL PARK, VIET NAM. Journal of Forestry Science and Technology, [S. l.], n. 3, p. 049–059, 2016. Disponível em: http://journal.vnuf.edu.vn/en/article/view/1248. Acesso em: 18 aug. 2025.