@article{Roos2010,
  author    = {Steffan Roos},
  title     = {Habitat selection and reproduction of red-backed shrikes (Lanius collurio) in relation to abundance of potential avian nest predators},
  journal   = {Osnabr{\"u}cker naturwissenschaftliche Mitteilungen : Ver{\"o}ffentlichungen des Naturwissenschaftlichen Vereins Osnabr{\"u}ck},
  volume    = {32},
  pages     = {167 -- 173},
  year      = {2010},
}