Rosadi, Dadi, and Azril Hamid. “Sistem Pakar Diagnosa Penyakit Tanaman Padi Menggunakan Metode Forward Chaining”. Jurnal Computech & Bisnis (e-Journal), vol. 8, no. 1, June 2014, pp. 43-48, http://jurnal.stmik-mi.ac.id/jcb/article/view/179.