@article{silva_vale_moreira silveira andrade_2020, 
  title={Analytical Impact of Local PMU-based Equivalent Methods on Real-time Voltage Stability Assessment}, 
  DOI={10.1049/iet-gtd.2019.1651}, 
  publisher={Institution of Engineering and Technology (IET)}, 
  author={Silva, Fabio and Vale, Maria Helena Murta and Moreira Silveira Andrade, Marina}, 
  year={2020}, 
  month={Apr}
  }