“A Study of Multivariate Time Series Clustering Based on Vector Autoregressive With Exogenous Models for Forecasting Cooking Oil Prices in Indonesia”. Jurnal Matematika, Statistika dan Komputasi 23, no. 1 (September 15, 2026): 59–75. Accessed September 22, 2026. https://journal.unhas.ac.id/index.php/jmsk/article/view/50520.