1. Smart Grids on the Distribution Level – Hype or Vision? CIRED's Point of View, Final Report;CIRED Working Group on Smart Grids,2013
2. Position Paper on Energy Efficiency – The Role of Power Electronics;European Center for Power Electronics, ECPE,2007
3. Inertial response of variable speed wind turbines;Morren;Electr. Power Syst. Res.,2006
4. Virtual synchronous machine;Beck,2007
5. Inertia emulation control strategy for VSC-HVDC transmission systems;Zhu;IEEE Trans. Power Syst.,2013