@article{BergerBerwangerKosta1995,
  author    = {Berger, Kerstin and Berwanger, Katrin and Kosta, Peter},
  title     = {Slavistik in Potsdam},
  year      = {1995},
  language  = {de}
}
@article{Berger1995,
  author    = {Berger, Kerstin},
  title     = {Wirtschaftsrussisch im universit{\"a}ren Fremdsprachenunterricht},
  year      = {1995},
  language  = {de}
}