P. Harsani, A. Qurania, K. Damayanti, and . ., “Maize Plant Desease Identification (Zea Mays L. Saccharata) Using Image Processing And K-Nearest Neighbor (K-Nn)”, IJET, vol. 7, no. 3.30, pp. 177–180, Aug. 2018, doi: 10.14419/ijet.v7i3.30.19086.