“Development of a Web-Based Expert System for Diagnosing Cocoa Diseases Using Forward Chaining and Certainty Factor Methods: Pengembangan Sistem Pakar Diagnosa Penyakit Kakao Berbasis Web Menggunakan Metode Forward Chaining dan Kepastian Faktor” (2024) Journal of Digital Business and Information Technology, 1(1), pp. 40–49. doi:10.23971/jobit.v1i1.223.