“The Implementation of Naïve Bayes and Fuzzy Tsukamoto Method Towards The Sale of Fertilizers of UD. Sumber Makmur” (2020) Prosiding SEMNAS INOTEK (Seminar Nasional Inovasi Teknologi), 4(1), pp. 273–278. doi:10.29407/inotek.v4i1.209.