@article{HayerKoehlerArisietal.2004,
  author    = {Anna Hayer and Anna K{\"o}hler and E. Arisi and I. Bergenti and A. Dediu and C. Taliani and Mohammed K. Al-Suti and Muhammad S. Khan},
  title     = {Polymer light-emitting diodes with spin-polarised charge injection.},
  year      = {2004},
}