“Color Grading Systems to Classify Ripeness of Apple Mango Fruit”. Inform : Jurnal Ilmiah Bidang Teknologi Informasi dan Komunikasi 3, no. 2 (October 3, 2018): 57–61. Accessed June 17, 2026. https://ejournal.unitomo.ac.id/index.php/inform/article/view/1010.