A Novel Fast Fixed-Time Backstepping Control of DC Microgrids Feeding Constant Power Loads. - Neda Sarrafan; Jafar Zarei; Navid Horiyat; Roozbeh Razavi-Far; Mehrdad Saif; Nenad Mijatovic; Tomislav Dragicevic (IEEE Trans. Ind. Electron., 2023)