@techreport{OPUS4-8354,
  title     = {Kurzbericht zur Luftg{\"u}te des Jahres 2006},
  series = {Materialien zur Umwelt},
  journal   = {Materialien zur Umwelt},
  number    = {1/2007},
  address   = {G{\"u}strow},
  organization    = {Landesamt f{\"u}r Umwelt, Naturschutz und Geologie Mecklenburg-Vorpommern},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-bbdig-102},
  pages     = {27},
  year      = {2007},
  language  = {de}
}
@techreport{OPUS4-8357,
  title     = {Kurzbericht zur Luftg{\"u}te des Jahres 2005},
  series = {Materialien zur Umwelt},
  journal   = {Materialien zur Umwelt},
  number    = {1},
  address   = {G{\"u}strow},
  organization    = {Landesamt f{\"u}r Umwelt, Naturschutz und Geologie Mecklenburg-Vorpommern},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-bbdig-92},
  pages     = {26},
  year      = {2006},
  language  = {de}
}