@unpublished{CierjacksKowarikJoshietal.2013,
  author  = {Arne Cierjacks and Ingo Kowarik and Jasmin Radha Joshi and Stefan Hempel and Michael Ristow and Moritz von der Lippe and Ewald Weber},
  title   = {Biological flora of the british isles: robinia pseudoacacia},
  institution = {Institut f{\"u}r Biochemie und Biologie},
  pages     = {18},
  year    = {2013},
}