@techreport{itb3233,
  author = {Ruth, M.},
  title = {Integrative environmental research and education},
  year = {2006},
  series = {artec-papers},
  number = {135},
  publisher = {Universität Bremen},
  address = {Bremen},
  doi = {10.26092/elib/774},
  language = {en},
}