@unpublished{WalzAdrianGilbertetal.2011,
  author    = {Walz, Norbert and Adrian, Rita and Gilbert, John J. and Monaghan, Michael T. and Weithoff, Guntram and Zimmermann-Timm, Heike},
  title     = {Preface},
  series = {Hydrobiologia : acta hydrobiologica, hydrographica, limnologica et protistologica},
  volume    = {662},
  journal   = {Hydrobiologia : acta hydrobiologica, hydrographica, limnologica et protistologica},
  number    = {1},
  publisher = {Springer},
  address   = {Dordrecht},
  issn      = {0018-8158},
  doi       = {10.1007/s10750-010-0514-2},
  pages     = {1 -- 4},
  year      = {2011},
  language  = {en}
}
@unpublished{Krems2011,
  author    = {Krems, Josef F.},
  title     = {Selected papers from the 2nd European Conference on Human Centred Design for Intelligent Transport Systems},
  series = {IET intelligent transport systems},
  volume    = {5},
  journal   = {IET intelligent transport systems},
  number    = {2},
  publisher = {Institution of Engineering and Technology},
  address   = {Hertford},
  issn      = {1751-956X},
  doi       = {10.1049/iet-its.2011.9036},
  pages     = {101 -- 102},
  year      = {2011},
  language  = {en}
}
@unpublished{WellsteinSchroederEsselbachReinekingetal.2011,
  author    = {Wellstein, Camilla and Schr{\"o}der-Esselbach, Boris and Reineking, Bjoern and Zimmermann, Niklaus E.},
  title     = {Understanding species and community response to environmental change - A functional trait perspective},
  series = {Agriculture, ecosystems \& environment : an international journal for scientific research on the relationship of agriculture and food production to the biosphere},
  volume    = {145},
  journal   = {Agriculture, ecosystems \& environment : an international journal for scientific research on the relationship of agriculture and food production to the biosphere},
  number    = {1},
  publisher = {Elsevier},
  address   = {Amsterdam},
  issn      = {0167-8809},
  doi       = {10.1016/j.agee.2011.06.024},
  pages     = {1 -- 4},
  year      = {2011},
  language  = {en}
}
@unpublished{KroeningMargariaWoodcock2011,
  author    = {Kr{\"o}ning, Daniel and Margaria, Tiziana and Woodcock, Jim},
  title     = {Untitled},
  series = {Formal aspects of computing : the international journal of formal methods},
  volume    = {23},
  journal   = {Formal aspects of computing : the international journal of formal methods},
  number    = {5},
  publisher = {Springer},
  address   = {New York},
  issn      = {0934-5043},
  doi       = {10.1007/s00165-011-0201-8},
  pages     = {585 -- 588},
  year      = {2011},
  language  = {en}
}
@unpublished{RosamondBardohlDiehletal.2011,
  author    = {Rosamond, Frances and Bardohl, Roswitha and Diehl, Stephan and Geisler, Uwe and Bolduan, Gordon and Lessmoellmann, Annette and Schwill, Andreas and Stege, Ulrike},
  title     = {Virtual extension reaching out to the media become a computer science ambassador},
  series = {Communications of the ACM / Association for Computing Machinery},
  volume    = {54},
  journal   = {Communications of the ACM / Association for Computing Machinery},
  number    = {3},
  publisher = {Association for Computing Machinery},
  address   = {New York},
  issn      = {0001-0782},
  doi       = {10.1145/1897852.1897880},
  pages     = {113 -- 116},
  year      = {2011},
  language  = {en}
}