Economical feasibility of off-grid hybrid power supply for Estonian remote areas. Part 1 : hybrid components sizingBolgov, Viktor; Laanetu, MargusPQ2016 : the 10th International Conference 2016 Electric Power Quality and Supply Reliability Conference (PQ) : August 29-31, 2016, Tallinn, Estonia : proceedings2016 / p. 179-186 : ill https://doi.org/10.1109/PQ.2016.7724110 Economical feasibility of off-grid hybrid power supply for Estonian remote areas. Part 2 : determination of breakeven grid extension distancesBolgov, Viktor; Janson, KunoPQ2016 : the 10th International Conference 2016 Electric Power Quality and Supply Reliability Conference (PQ) : August 29-31, 2016, Tallinn, Estonia : proceedings2016 / p. 187-192 : ill https://doi.org/10.1109/PQ.2016.7724111