Suryoprayogo, Hertanto, Fatwa Ramdani, and Fitri Utaminingrum. “Mapping Paddy Growth Stage Based-on Hyperspectral EO-1 Hyperion Using Pixel Purity Index Endmember Extraction Algorithm”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10, no. 1-6 (February 5, 2018): 47–54. Accessed July 3, 2024. https://jtec.utem.edu.my/jtec/article/view/3666.