Hijriana, Z. Q., M. Mulyawan, L. A. ZH, and W. P. Aulia. “Analysis of Feature Engineering on LSTM and GRU Forecasting Performance Across Food Commodities With Different Volatility Levels”. CoreID Journal, vol. 4, no. 2, Aug. 2026, pp. 68-77, doi:10.60005/coreid.v4i2.182.