“Effect of Disturbances: Voltage Sags, Voltage Unbalance and Harmonics in Induction Motors With Squirrel Cage Rotor”. INGE@UAN - TENDENCIAS EN LA INGENIERÍA, vol. 4, no. 7, Oct. 2013, https://revistas.uan.edu.co/index.php/ingeuan/article/view/362.