Pinontoan, S., I. A. Musdar, and Hasniati. “COMPARISON OF FUZZY SUGENO AND FUZZY TSUKAMOTO METHODS ON ANDROID-BASED PREDICTION SYSTEM OF SMARTPHONE PRICES IN THE MAKASSAR REGION”. KHARISMA Tech, Vol. 14, no. 1, Apr. 2019, pp. 34-42, https://jurnal.kharisma.ac.id/kharismatech/article/view/16.