M. Fawad Shaikh, M. Ali Shah, S. Katyara, and B. Shankar Chowdhry, “Estimation of Phase Angle Jump (PAJ) for Different Types of Faults and Unbalancing in Distribution System”, IJET, vol. 7, no. 4.38, pp. 23–29, Dec. 2018, doi: 10.14419/ijet.v7i4.38.24313.