Mohamad Safawi, Nurjannah Syaqereen, Nurul Hawani Idris, Nurain Othman, Noor Izawati Alias, and Mohamad Hafis Izran Ishak. “Spatio-Temporal Analysis of Threatened Bird Species in Perak Malaysia Using Citizen Science Data”. Journal of Advanced Geospatial Science & Technology 3, no. 2 (August 30, 2023): 77–108. Accessed May 19, 2024. https://jagst.utm.my/index.php/jagst/article/view/75.