@article{Vespermann2009,
  author    = {Julia Vespermann},
  title     = {Das Konzept der zirkul{\"a}ren Migration},
  journal   = {MenschenRechtsMagazin : MRM ; Informationen, Meinungen, Analysen},
  series    = {ein {\"U}berblick {\"u}ber die EU-Migrationspolitik},
  volume    = {14},
  number    = {1},
  pages     = {135 -- 142},
  year      = {2009},
}