@article{CorreaLopez15,
  title={Graphical method using neighborhoods for detecting outliers},
  author={Juan Carlos Correa Morales and V\'ictor Ignacio L\'opez R\'ios},
  journal =      {Comunicaciones en estad\'istica},
  volume =       {8},
  number =       {1},
  pages =        {33-43},
  year =        {2015}
}