author        = "Chmiel, M. and Mordret, A. and Boué, A. and Boué, P. and
                       Brenguier, F. and Lecocq, T. and Courbis, R. and Hollis, D.
                       and Campman, X. and Romijn, R. and VanderVeen, W. and
                       Arndt, N. and Beauprêtre, S. and Lynch, R. and Gradon, C.",
      title         = "{Ambient noise multimode Rayleigh and Love wave tomography
                       to determine the shear velocity structure above the
                       Groningen gas field}",
      year          = "2019",