THI THU HA, T.; VAN DIEN, P. 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: https://jvnuf.vjst.net/en/article/view/1248. Acesso em: 20 sep. 2024.