Dimashanti, A., and S. Sugiman. “Peramalan Indeks Harga Konsumen Kota Semarang Menggunakan SARIMA Berbantuan Software Minitab”. PRISMA, Prosiding Seminar Nasional Matematika, Vol. 4, Feb. 2021, pp. 565-76, https://journal.unnes.ac.id/sju/prisma/article/view/45030.