@article{WiltschkoGehringDenzauetal.2010,
  author    = {Roswitha Wiltschko and Dennis Gehring and Susanne Denzau and Onur G{\"u}nt{\"u}rk{\"u}n and Wolfgang Wiltschko},
  title     = {Interaction of magnetite-based receptors in the beak with the visual system underlying \"fixed direction\" responses in birds},
  year      = {2010}
}