A. W. Rasib, “Upscaling Aboveground Biomass Estimation at Low-land Royal Belum Forest Reserve Using Unmanned Aerial Vehicle Image”, IJIE, vol. 10, no. 4, Oct. 2018, Accessed: Mar. 12, 2026. [Online]. Available: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/2001