@book{OPUS4-8355,
  title     = {Tackling investment challenges in power generation},
  publisher = {OECD/IEA},
  address   = {Paris},
  organization    = {International Energy Agency},
  isbn      = {978-92-64-03007-7},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-bbdig-70},
  pages     = {205},
  year      = {2007},
  language  = {en}
}
@techreport{OPUS4-8356,
  title     = {Umweltdaten aus Brandenburg},
  organization    = {Landesumweltamt Brandenburg},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-bbdig-224},
  pages     = {204},
  year      = {2007},
  language  = {de}
}