VISITORS’ WILLINGNESS TO PAY FOR ENTRANCE FEE AT PUNCAK JANING FOREST ECO-PARK, KEDAH, MALAYSIA. JOURNAL OF TROPICAL FOREST SCIENCE, [S. l.], v. 33, n. 1, p. 49–57, 2022. DOI: 10.26525/jtfs2021.33.1.49. Disponível em: https://jtfs.frim.gov.my/jtfs/article/view/83. Acesso em: 23 nov. 2025.