• An optimal model for balancing fluctuating power of large wind parksTammoja, Heiki; Palu, Ivo; Agabus, Hannes; Keel, Matti; Oidram, Rein8th International Workshop on Large Scale Integration of Wind Power and on Transmission Networks for Offshore Wind Farms : Bremen, Germany, 14-15 October, 20092009 / p. 647-652