Mohamad Nor, Ahmad Fateh, Marizan Sulaiman, Aida Fazliana Abdul Kadir, and Rosli Omar. “Determining Voltage Stability Margin Values by Measuring the Hypotenuse Under PV and QV Curves”. International Journal of Electrical Engineering and Applied Sciences (IJEEAS) 1, no. 1 (April 26, 2018): 25–30. Accessed July 4, 2022. https://ijeeas.utem.edu.my/ijeeas/article/view/3901.