Case study of non-linear PV inverter devices attached to the LV distribution networkVinnal, Toomas; Puusepp, Hardi; Shabbir, Noman; Kütt, Lauri; Iqbal, Muhammad NaveedAgronomy research2020 / p. 2639−2652 : ill https://doi.org/10.15159/AR.20.233 https://dspace.emu.ee/xmlui/handle/10492/5955 Journal metrics at Scopus Article at Scopus Effects of PV microgeneration on rural LV network voltage quality [Online resource]Hürmeydan, Semih; Rosin, Argo; Vinnal, Toomas; Jagomägi, Andri2016 57th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON) : October 13, 14, 2016 : conference proceedings2016 / [4] p. : ill https://doi.org/10.1109/RTUCON.2016.7763083 Supply voltage quality in low voltage industrial networks of EstoniaVinnal, Toomas; Janson, Kuno; Järvik, Jaan; Kalda, Heljut; Sakkos, TiiuEstonian journal of engineering2012 / p. 102-126 : ill