WASET
    Dana M. Ragab and  Jasim A Ghaeb,  A Linear Relation for Voltage Unbalance Factor Evaluation in Three-Phase Electrical Power System Using Space Vector.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2019, vol. 146(2). 79 - 82
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10010057.