Xie, W. Q., Z. R. Guo, X. L. Xiao, X. X. Lu, and F. F. Zhu. 2026. “Fast Frequency Regulation Method of PV System Based on Feedforward of VPPT Reference Value”. Advanced Electromagnetics 15 (3):10961-70. https://doi.org/10.7716/aem.v15i3.4306.