@book{OPUS4-641,
  title     = {Gebietsfremde Arten},
  organization    = {Bundesamt f{\"u}r Naturschutz},
  series    = {BfN-Skripten (1.1998 - 631.2022)},
  number    = {128},
  pages     = {29 Seiten},
  year      = {2005},
  language  = {de}
}