@article{Ontiveros:74945,
      author        = "Ontiveros, S. and Jiménez, R. and Yagüe-Fabra, J.A. and
                       Torralba, M.",
      title         = "{Analysis of surface extraction methods based on gradient
                       operators for computed tomography in metrology
                       applications}",
      year          = "2018",
}