@misc{Nitzsche2010,
  author    = {Nitzsche, F.},
  title     = {Status quo Geb{\"a}udedokumentation, Seminarvortrag, GEFMA e.V., Seminarreihe "Geb{\"a}udedokumentation", Neu Isenburg, 29.03.2010.},
  year      = {2010},
  language  = {mul}
}
@misc{Nitzsche2010,
  author    = {Nitzsche, F.},
  title     = {Status quo Geb{\"a}udedokumentation, Seminarvortrag, GEFMA e.V., Seminarreihe "Geb{\"a}udedokumentation", M{\"u}nchen, 31.07.2010.},
  year      = {2010},
  language  = {mul}
}
@misc{Nitzsche2010,
  author    = {Nitzsche, F.},
  title     = {Status quo Geb{\"a}udedokumentation, Seminarvortrag, GEFMA e.V., Seminarreihe "Geb{\"a}udedokumentation", Berlin, 25.10.2010.},
  year      = {2010},
  language  = {mul}
}