T. K. Abhiraj , Bos Mathew Jos , P. Aravindhababu. “Sensitivity Based Load Shedding Strategy for Avoiding Voltage Instability”. International Journal of Emerging Trends in Science and Technology, Vol. 4, no. 04, Apr. 2017, pp. 5056-60, https://igmpublication.org/ijetst.in/index.php/ijetst/article/view/1006.