@article{DoerkenJagel2012,
  author    = {Veit Martin D{\"o}rken and Armin Jagel},
  title     = {Camellia spp. : Kamelien (Theaceae), Rosen des Winters},
  journal   = {Jahrbuch des Bochumer Botanischen Vereins},
  volume    = {3},
  pages     = {210 -- 213},
  year      = {2012},
}