Provision of ancillary services of a nanogrid in grid connected modeHelguero Cruz, Jorge Luis; Rosin, Argo; Biechl, Helmuth2019 Electric Power Quality and Supply Reliability Conference (PQ) & 2019 Symposium on Electrical Engineering and Mechatronics (SEEM), Kärdla, Estonia, June 12-15, 2019 : proceedings2019 / 4 p. : ill https://doi.org/10.1109/PQ.2019.8818255