@article{Andreu:132075,
      author        = "Andreu, Irene and Urtizberea, Ainhoa and Natividad, Eva",
      title         = "{Anisotropic self-assemblies of magnetic nanoparticles:
                       experimental evidence of low-field deviation from the
                       linear response theory and empirical model}",
      year          = "2020",
}