Suryoprayogo H, Ramdani F, Utaminingrum F. Mapping Paddy Growth Stage Based-on Hyperspectral EO-1 Hyperion Using Pixel Purity Index Endmember Extraction Algorithm. JTEC [Internet]. 2018Feb.5 [cited 2024Apr.18];10(1-6):47-54. Available from: https://jtec.utem.edu.my/jtec/article/view/3666