Y. Li, Y. Guo, Q. Yi, Y. Pei, Q. Li, and W. Wei, “Meteorological Drought Prediction in the Loess Plateau Based on Three Machine Learning Models”, WSRJ, vol. 12, no. 4, pp. 1–28, Apr. 2026, doi: 10.6911/WSRJ.202604_12(4).0001.