IKHWANA, N.; SYALSABILA, A.; MANGIRI, N. B. Trend, Cyclical, and Forecasting Analysis of Indonesia’s Monthly Inflation Using the Hodrick–Prescott Filter and ARIMA. VARIANSI: Journal of Statistics and Its application on Teaching and Research, v. 8, n. 1, p. 127-136, 30 Apr. 2026.