Machfudin, I. ., D. P. . Pamungkas, and D. W. . Widodo. “Expert System For AC Central Diagnostics Using The VB-Based Forward Chaining Method”. Prosiding SEMNAS INOTEK (Seminar Nasional Inovasi Teknologi), vol. 3, no. 1, Mar. 2021, pp. 205-12, doi:10.29407/inotek.v3i1.538.