@misc{BERNHOLD2011,
  author    = {BERNHOLD, T.},
  title     = {Lebenszyklusansatz - Der Blick in die Zukunft als Entscheidungsvorlage, difu-Seminar Alternative Finanzierungs- und Beschaffungsformen, 3.-4. M{\"a}rz 2011. Berlin, Deutsches Institut f{\"u}r Urbanistik},
  year      = {2011},
  language  = {de}
}
@incollection{BERNHOLDKNACKSTEDT2011,
  author    = {BERNHOLD, T. and KNACKSTEDT, R.},
  title     = {Informationslogistik und Kooperationsprozesse im Rahmen der FM-gerechten Planung},
  series = {Facility Management Messe 2011 Tagungsband},
  booktitle = {Facility Management Messe 2011 Tagungsband},
  publisher = {VDE Verlag},
  address   = {Berlin, Offenbach},
  pages     = {525 -- 534},
  year      = {2011},
  language  = {de}
}
@misc{BERNHOLD2011,
  author    = {BERNHOLD, T.},
  title     = {Nutzungskosten im kommunalen Geb{\"a}udemanagement - Kennzahlen und Benchmarks als Instrument der Effizienzsteigerung, Fachvortrag ITEBO, 07.04.2011, Osnabr{\"u}ck},
  year      = {2011},
  language  = {de}
}
@misc{BERNHOLD2011,
  author    = {BERNHOLD, T.},
  title     = {Facility Management ist auch immer ein Teil des Marketing des Unternehmens, FLL-Fachtung Freifl{\"a}chenmanagement, 13. September 2011, Osnabr{\"u}ck},
  year      = {2011},
  language  = {de}
}
@misc{BERNHOLDKALINGLELLEK2011,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, M.},
  title     = {Measurement of productivity of property services: an empiric analysis of the status quo, XXI. International RESER Conference, Hamburg, 07.09.-10.09.2011},
  year      = {2011},
  language  = {en}
}
@incollection{BERNHOLDKALINGLELLEK2011,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, M.},
  title     = {Produktivit{\"a}tsmessung von Dienstleistungen},
  series = {BERNHOLD, T.; GELLENBECK, K.; RIEMENSCHNEIDER, F., M{\"u}nsteraner Schriften zum Faclity Management},
  booktitle = {BERNHOLD, T.; GELLENBECK, K.; RIEMENSCHNEIDER, F., M{\"u}nsteraner Schriften zum Faclity Management},
  publisher = {INFA-ISFM e.V.},
  address   = {M{\"u}nster, Ahlen},
  isbn      = {978-3-00-036210-1},
  pages     = {108 -- 122},
  year      = {2011},
  language  = {de}
}
@incollection{BERNHOLDKALINGLELLEK2011,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, M.},
  title     = {Measurement of productivity of property services - an empiric analysis of the status quo},
  series = {GANZ, W.; KIRCHERER, F.; SCHLETZ, A. (Hrsg.); Productivity of Services NextGen - Beyond Output/Input},
  booktitle = {GANZ, W.; KIRCHERER, F.; SCHLETZ, A. (Hrsg.); Productivity of Services NextGen - Beyond Output/Input},
  edition   = {1. Aufl.},
  publisher = {Fraunhofer Verlag},
  address   = {Stuttgart},
  isbn      = {978-3-8396-0297-3},
  pages     = {190 -- 191},
  year      = {2011},
  language  = {en}
}
@incollection{BERNHOLDKALINGLELLEK2011,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, V.},
  title     = {Produktivit{\"a}tsmessung von Dienstleistungen},
  series = {BERNHOLD, T.; GELLENBECK, K.; RIEMENSCHNEIDER, F., M{\"u}nsteraner Schriften zum Facility Management},
  booktitle = {BERNHOLD, T.; GELLENBECK, K.; RIEMENSCHNEIDER, F., M{\"u}nsteraner Schriften zum Facility Management},
  publisher = {INFA-ISFM e.V.},
  address   = {M{\"u}nster, Ahlen},
  pages     = {108 -- 122},
  year      = {2011},
  language  = {de}
}
@misc{BERNHOLDKALINGLELLEK2011,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, V.},
  title     = {Measurement of productivity of property services: an empiric analysis of the status quo, XXI. International RESER Conference, Hamburg, 07.09.-10.09.2011 2011},
  year      = {2011},
  language  = {en}
}