@article{Ortega:60616,
      author        = "Ortega, E. and De Marcos, S. and Sanz-Vicente, I. and
                       Ubide, C. and Ostra, M. and Vidal, M. and Galbán, J.",
      title         = "{Fluorescence of the Flavin group in choline oxidase.
                       Insights and analytical applications for the determination
                       of choline and betaine aldehyde}",
      year          = "2016",
}