Ashila, J. et al. 2023. Mapping the Distribution of Invasive Alien Species Acacia (Accacia decurrens) in Thekelan Hiking Trail Area, Kopeng Resort, Mount Merbabu National Park. Journal of Geography Science and Education. 5, 1 (Apr. 2023), 7–12. DOI:https://doi.org/10.32585/jgse.v5i1.3389.