M. C. Pacis and I. Mir, “Grid Synchronization and Control of a Doubly Fed Induction Generator (DFIG) Wind Turbine using Unified Power Flow Controller (UPFC)”, IJET, vol. 7, no. 4.38, pp. 1669–1672, Dec. 2018, doi: 10.14419/ijet.v7i4.38.29230.