@article{Calvín:169109,
      author        = "Calvín, P. and Santolaria, P. and Casas, A.M. and Pueyo,
                       E.L.",
      title         = "{Detachment fold vs. ramp anticline: A gravity survey in
                       the southern Pyrenean front (External Sierras)}",
      year          = "2017",
}