@article{Fernández-Afonso:102245,
      author        = "Fernández-Afonso, Y. and Salas, G. and
                       Fernández-Barahona, I. and Herranz, F. and Grüttner, C.
                       and Martínez de la Fuente, J. and del Puerto Morales, M.
                       and Gutiérrez, L.",
      title         = "{Smartphone-based colorimetric method to quantify iron
                       concentration and to determine the nanoparticle size from
                       suspensions of magnetic nanoparticles}",
      year          = "2020",
}