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http://stockholmsdesignbyra.se?pagehuu=melatonin-pris">stockholmsdesignbyra.se E. Turković, M. Turković, I. Jovanović, I. Škokljev, V. Janković, "The Evaluation of the System Reactive Reserve and its Influence on the System Voltage Regulation in EPS of Serbia", Proceedings of Regional Meeting CIGRE, Black Sea EL-NET 2001, Suceava, Romania, 10-14. June 2001, paper I.5.3.