Pramesthi, Warih, and Dewi Saputro. “Estimasi Parameter Generalized Space Time Autoregressive Integrated Moving Average (GSTARIMA) Dengan Pendekatan Seemingly Unrelated Regression (SUR)”. PRISMA, Prosiding Seminar Nasional Matematika 6 (March 5, 2023): 714-719. Accessed July 18, 2024. https://journal.unnes.ac.id/sju/prisma/article/view/66749.