TY - JOUR AU - Feng Guo AU - David Schlipf BT - Energies DA - apr DO - 10.3390/en14092492 M1 - 9 PY - 2021 T2 - Energies TI - A Spectral Model of Grid Frequency for Assessing the Impact of Inertia Response on Wind Turbine Dynamics VL - 14 ER -