@techreport{PetersenBoehler2000,
  author    = {Petersen, Rudolf and B{\"o}hler, Susanne},
  title     = {Workshop on Co-operation in Public Transport between Cities in the Baltic Sea Region : Gdansk, March 2nd and 3rd, 2000 ; report and recommendations},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  pages     = {20},
  year      = {2000},
  language  = {en}
}