SISTEM PAKAR DIAGNOSA PENYAKIT TANAMAN KELAPA SAWIT MENGGUNAKAN METODE CERTAINTY FACTOR. JCSTIchsan [Internet]. 2026 Jun. 30 [cited 2026 Sep. 15];2(2):32-45. Available from: https://journal.itbichsan.ac.id/index.php/ITBISaintek/article/view/18