@article{BERNHOLD2010,
  author    = {BERNHOLD, T.},
  title     = {{\"U}berlegt b{\"u}ndeln},
  series = {der gemeinderat},
  volume    = {53},
  journal   = {der gemeinderat},
  number    = {04},
  pages     = {22 -- 23},
  year      = {2010},
  language  = {mul}
}
@misc{BERNHOLDRIEMENSCHNEIDER2012,
  author    = {BERNHOLD, T. and RIEMENSCHNEIDER, F.},
  title     = {{\"O}konomische Nachhaltigkeit versus Zertifizierung - Gibt es einen Finanzierungseffekt?; Immobilienfinanzierung 2012, Rotanda Business-Club K{\"o}ln, 24.04.2012},
  year      = {2012},
  language  = {de}
}
@misc{BERNHOLD2014,
  author    = {BERNHOLD, T.},
  title     = {{\"O}ffentlich-Private-Partnerschaften - M{\"o}glichkeiten und Grenzen der Effizienz, Veranstaltung des Wirtschaftsrates der CDU am 05.03.2014, Osnabr{\"u}ck},
  year      = {2014},
  language  = {de}
}
@article{BERNHOLDBOeLTERBUeTTNERetal.2008,
  author    = {BERNHOLD, T. and B{\"O}LTER, G. and B{\"U}TTNER, B. and HERMANN, T. and MAY, M. and RIEMENSCHNEIDER, F.},
  title     = {Wissenschaftliches Modell zur FM-Einf{\"u}hrung},
  series = {Facility Manager; Ausgabe Juli/August},
  journal   = {Facility Manager; Ausgabe Juli/August},
  pages     = {21},
  year      = {2008},
  language  = {mul}
}
@misc{RIEMENSCHNEIDERBERNHOLDNITZSCHE2007,
  author    = {RIEMENSCHNEIDER, F. and BERNHOLD, T. and NITZSCHE, F.},
  title     = {Wissenschaftlicher Kommentar in Bezug auf Wirtschaftlichkeitsuntersuchungen in {\"O}PP-Projekten vom 26.-27.04.2007. Speyerer {\"O}PP-Tage},
  year      = {2007},
  language  = {de}
}
@misc{BERNHOLD2008,
  author    = {BERNHOLD, T.},
  title     = {Wege und Verfahrensschritte zur Umsetzung eines zentralisierten kommunalen Geb{\"a}udemanagements, vhw Seminar Kommunales Geb{\"a}udemanagement: Grundlagen - Aufbau- und Ablauforganisation - Kostenrechnung und Mieten, Essen.},
  year      = {2008},
  language  = {de}
}
@misc{BERNHOLD2015,
  author    = {BERNHOLD, T.},
  title     = {Webbasierte Dienstleisterselektion - Aufbau, Struktur und Nutzen des FM-Navigators; AK Nutzer GEFMA; 07.05.2014, Hannover},
  year      = {2015},
  language  = {de}
}
@misc{BERNHOLD2013,
  author    = {BERNHOLD, T.},
  title     = {Vom Produzenten zum Dienstleister - M{\"o}glichkeiten hybrider Wertsch{\"o}pfung; Webinar am 13.12.2013, Innovationsmanger M{\"u}nsterland},
  address   = {M{\"u}nster},
  year      = {2013},
  language  = {de}
}
@misc{KOERSLELLEKBERNHOLDetal.2014,
  author    = {KOERS, J. and LELLEK, V. and BERNHOLD, T. and YOUSSEF, L.},
  title     = {Visualization of services - Closing expectation gaps and increasing service quality; 24th Annual RESER Conference, September 11-13, 2014, Helsinki, Finland.},
  year      = {2014},
  language  = {en}
}
@incollection{KOERSLELLEKBERNHOLDetal.2014,
  author    = {KOERS, J. and LELLEK, V. and BERNHOLD, T. and YOUSSEF, L.},
  title     = {Visualization of services - Closing expectation gaps and increasing service quality.},
  series = {Thomas Baaken und Janusz Teczke (Hg.): Managing Disruption and Destabilisation},
  booktitle = {Thomas Baaken und Janusz Teczke (Hg.): Managing Disruption and Destabilisation},
  publisher = {International Management Foundation, Cracow University of Economics},
  address   = {M{\"u}nster, Krakau},
  pages     = {331 -- 340},
  year      = {2014},
  language  = {en}
}
@misc{BERNHOLDKOERS2015,
  author    = {BERNHOLD, T. and KOERS, J.},
  title     = {Visualisierungspotenziale von Dienstleistungen im Facility Management - Entwicklung eines Modells f{\"u}r die Erfahrbarkeit von immateriellen Dienstleistungen, Facility Management 2015, Messe Frankfurt am Main, 24.-26.03.2015},
  year      = {2015},
  language  = {de}
}
@incollection{KOERSBERNHOLDJUNKER2017,
  author    = {KOERS, J. and BERNHOLD, T. and JUNKER, C.},
  title     = {Umsetzung des Referenzmodells am Beispiel der Integralen Planung},
  series = {BECKER, J.; BERNHOLD, T.; KNACKSTEDT, R.; MATZNER, M.; Planung koordinierter Wertsch{\"o}pfungspartnerschaften},
  booktitle = {BECKER, J.; BERNHOLD, T.; KNACKSTEDT, R.; MATZNER, M.; Planung koordinierter Wertsch{\"o}pfungspartnerschaften},
  edition   = {1. Auflage},
  publisher = {Berlin : Springer Berlin - Springer Gabler},
  address   = {Berlin},
  isbn      = {978-3-662-55361-9},
  pages     = {293 -- 318},
  year      = {2017},
  language  = {de}
}
@incollection{AVERBECKBERNHOLDBRAeUERetal.2013,
  author    = {AVERBECK, A.-K. and BERNHOLD, T. and BR{\"A}UER, S. and KNACKSTEDT, R. and MATZNER, M.},
  title     = {Towards a Reference Model of Information Exchange and Coordination in Facility Management Networks},
  series = {MEIER, H. (Editor): Product-Service Integration for Sustainable Solutions; Proceedings of the 5th CIRP International Conference on Industrial Product-Service Systems, Bochum, Germany, March 14th-15th},
  booktitle = {MEIER, H. (Editor): Product-Service Integration for Sustainable Solutions; Proceedings of the 5th CIRP International Conference on Industrial Product-Service Systems, Bochum, Germany, March 14th-15th},
  edition   = {1},
  publisher = {Springer-Verlag},
  address   = {Heidelberg, New York, Dordrecht, London},
  isbn      = {978-3-642-30819-2},
  pages     = {107 -- 120},
  year      = {2013},
  language  = {en}
}
@misc{BERNHOLDLATTUCHRIEMENSCHNEIDER2014,
  author    = {BERNHOLD, T. and LATTUCH, F. and RIEMENSCHNEIDER, F.},
  title     = {Success dimensions for major real estate projects: the case of stadium development, SCEE`2014 Conference, Riga Technical University 55th International Scientific Conference, 14-17 October 2014},
  year      = {2014},
  language  = {en}
}
@article{BERNHOLDLATTUCHRIEMENSCHNEIDER2014,
  author    = {BERNHOLD, T. and LATTUCH, F. and RIEMENSCHNEIDER, F.},
  title     = {Success Dimensions for Major Real Estate Projects: The Case of Stadium Development},
  series = {Baltic Journal of Real Estate Economics and Construction Management},
  journal   = {Baltic Journal of Real Estate Economics and Construction Management},
  number    = {2},
  pages     = {23 -- 29},
  year      = {2014},
  language  = {en}
}
@misc{BERNHOLD2007,
  author    = {BERNHOLD, T.},
  title     = {Studie zur Entwicklung der kommunalen Immobilienbewirtschaftung. Kongress "Eigenl{\"o}sung vs. PPP". Oberhausen, I²FM},
  year      = {2007},
  language  = {de}
}
@misc{BERNHOLD2010,
  author    = {BERNHOLD, T.},
  title     = {Strategisches Investitionsmanagement in Kommunen - Mode oder Modell? Strategisches Investitionsmanagement: Langfristig erfolgreich trotz knapper Kassen, 4.-5 M{\"a}rz 2010. Berlin, Deutsches Institut f{\"u}r Urbanistik},
  year      = {2010},
  language  = {de}
}
@article{BERNHOLD2014,
  author    = {BERNHOLD, T.},
  title     = {Strategische {\"U}berlegungen zu einem wertsteigernden Facility Management},
  series = {Immobilienwirtschaft},
  journal   = {Immobilienwirtschaft},
  number    = {12/2014},
  pages     = {42 -- 44},
  year      = {2014},
  language  = {de}
}
@misc{BERNHOLD2009,
  author    = {BERNHOLD, T.},
  title     = {Strategische Handlungsfelder und Best Practices im kommunalen Facility Management, Verwaltungsvorstand der Stadt Hagen, Hagen},
  year      = {2009},
  language  = {de}
}
@book{BERNHOLD2010,
  author    = {BERNHOLD, T.},
  title     = {Sourcing-Strategien f{\"u}r {\"o}ffentliche Auftraggeber in der Beschaffung facilit{\"a}rer Dienstleistungen: Eine empirische Analyse unterschiedlicher institutioneller Arrangements aus institutions{\"o}konomischer Sicht (zugl.: Oldenburg, Univ., Diss.)},
  volume    = {40},
  publisher = {Tectum Verlag},
  address   = {Marburg},
  year      = {2010},
  language  = {de}
}
@misc{BECKERBERNHOLDBEVERUNGENetal.2012,
  author    = {BECKER, J. and BERNHOLD, T. and BEVERUNGEN, D. and KALING, N. and KNACKSTEDT, R. and LELLEK, V. and RAUER, H.},
  title     = {Softwaregest{\"u}tzte Konstruktion von Produktivit{\"a}tsmodellen im Facility Management, Dienstleistungsmodellierung 2012 (DLM 2012); 3. Workshop im Rahmen der Modellierung 2012, 14.-15. M{\"a}rz 2012, Otto-Friedrich-Universit{\"a}t Bamberg 2012},
  year      = {2012},
  language  = {de}
}
@misc{BECKERBERNHOLDBEVERUNGENetal.2012,
  author    = {BECKER, J. and BERNHOLD, T. and BEVERUNGEN, D. and KALING, N. and KNACKSTEDT, R. and LELLEK, M. and RAUER, H.},
  title     = {Softwaregest{\"u}tzte Konstruktion von Produktivit{\"a}tsmodellen im Facility Management, Dienstleistungsmodellierung 2012 (DLM 2012); 3. Workshop im Rahmen der Modellierung 2012, 14.-15. M{\"a}rz 2012, Otto-Friedrich-Universit{\"a}t Bamberg},
  year      = {2012},
  language  = {de}
}
@incollection{BECKERBERNHOLDBEVERUNGENetal.2013,
  author    = {BECKER, J. and BERNHOLD, T. and BEVERUNGEN, N. and KALING, N. and KNACKSTEDT, R. and LELLEK, V. and RAUER, H.},
  title     = {Softwaregest{\"u}tzte Konstruktion von Produktivit{\"a}tsmodellen im Facility Management},
  series = {THOMAS, O.; N{\"U}TTGENS, M. (Hrsg.): Dienstleistungsmodellierung 2012, Product-Service Systems und Produktivit{\"a}t},
  booktitle = {THOMAS, O.; N{\"U}TTGENS, M. (Hrsg.): Dienstleistungsmodellierung 2012, Product-Service Systems und Produktivit{\"a}t},
  edition   = {1},
  publisher = {Springer Gabler},
  address   = {Wiesbaden},
  isbn      = {978-3-658-00862-8},
  pages     = {208 -- 226},
  year      = {2013},
  language  = {de}
}
@incollection{BECKERBERNHOLDBEVERUNGENetal.2013,
  author    = {BECKER, J. and BERNHOLD, T. and BEVERUNGEN, D. and KALING, N. and KNACKSTEDT, R. and LELLEK, V. and RAUER, H.},
  title     = {Softwaregest{\"u}tzte Konstruktion von Produktivit{\"a}tsmodellen im Facility Management},
  series = {Thomas, Oliver; N{\"u}ttgens, Markus (Hg.): Dienstleistungsmodellierung 2012. Product-Service Systems und Produktivit{\"a}t.},
  booktitle = {Thomas, Oliver; N{\"u}ttgens, Markus (Hg.): Dienstleistungsmodellierung 2012. Product-Service Systems und Produktivit{\"a}t.},
  publisher = {Springer},
  address   = {Wiesbaden},
  pages     = {208 -- 226},
  year      = {2013},
  language  = {de}
}
@incollection{KOERSBERNHOLDGUeNTHER2017,
  author    = {KOERS, J. and BERNHOLD, T. and G{\"U}NTHER, N.},
  title     = {Referenzmodellierung Integraler Planung},
  series = {BECKER, J.; BERNHOLD, T.; KNACKSTEDT, R.; MATZNER, M.; Planung koordinierter Wertsch{\"o}pfungspartnerschaften},
  booktitle = {BECKER, J.; BERNHOLD, T.; KNACKSTEDT, R.; MATZNER, M.; Planung koordinierter Wertsch{\"o}pfungspartnerschaften},
  edition   = {1. Auflage},
  publisher = {Berlin : Springer Berlin - Springer Gabler},
  address   = {Berlin},
  isbn      = {978-3-662-55361-9},
  pages     = {283 -- 292},
  year      = {2017},
  language  = {de}
}
@incollection{BERNHOLDBUeTTNERMAYetal.2007,
  author    = {BERNHOLD, T. and B{\"U}TTNER, B. and MAY, M. and RIEMENSCHNEIDER, F.},
  title     = {Rechnergest{\"u}tzte Implementierung eines Facility Management - Ergebnisse aus dem aktuellen BMBF-Forschungsprojekt "FM-ASSIST"},
  series = {GELLENBECK, K., EILING, H. \& RIEMENSCHNEI-DER, F. (Hrsg.) M{\"u}nsteraner Schriften zum Facility Management},
  booktitle = {GELLENBECK, K., EILING, H. \& RIEMENSCHNEI-DER, F. (Hrsg.) M{\"u}nsteraner Schriften zum Facility Management},
  edition   = {Band 1},
  publisher = {IN-FA-ISFM e.V.},
  address   = {M{\"u}nster},
  pages     = {37 -- 54},
  year      = {2007},
  language  = {de}
}
@book{BERNHOLDMAY2010,
  author    = {BERNHOLD, T. and MAY, M.},
  title     = {Prozessunterst{\"u}tzung im Facility Management - Grundlagen und Hilfsmittel f{\"u}r die Vereinheitlichung von Vorgehensweisen und Methoden. Initiative "Nachhaltiges Bauen - {\"O}ffentliche Hand"},
  address   = {Berlin},
  year      = {2010},
  language  = {de}
}
@incollection{BERNHOLDLELLEK2014,
  author    = {BERNHOLD, T. and LELLEK, V.},
  title     = {Produktivit{\"a}tsmessung von Immobiliendienstleistungen: Theorie - Konzepte - Praxis},
  series = {BERNHOLD, T.; MAY, M.; MEHLIS, J.; Handbuch Facility Management: Grundlagen, Arbeitsfelder, Wissensmanagement; 42. Erg{\"a}nzungslieferung},
  booktitle = {BERNHOLD, T.; MAY, M.; MEHLIS, J.; Handbuch Facility Management: Grundlagen, Arbeitsfelder, Wissensmanagement; 42. Erg{\"a}nzungslieferung},
  publisher = {ecomed SICHERHEIT},
  address   = {Heidelberg, M{\"u}nchen, Landsberg, Frechen, Hamburg},
  pages     = {1 -- 29 (2.2.1.1.1)},
  year      = {2014},
  language  = {de}
}
@incollection{BERNHOLDLELLEK2014,
  author    = {BERNHOLD, T. and LELLEK, V.},
  title     = {Produktivit{\"a}tsmessung von Immobiliendienstleistungen: Theorie - Konzepte - Praxis},
  series = {BERNHOLD, T.; MAY, M.; MEHLIS, J.; Handbuch Facility Management: Grundlagen, Arbeitsfelder, Wissensmanagement},
  booktitle = {BERNHOLD, T.; MAY, M.; MEHLIS, J.; Handbuch Facility Management: Grundlagen, Arbeitsfelder, Wissensmanagement},
  edition   = {42. Erg{\"a}nzungsliefer},
  publisher = {ecomed SICHERHEIT 2014},
  address   = {Heidelberg, M{\"u}nchen, Landsberg, Frechen, Hamburg},
  pages     = {1 -- 29 (2.2.1.1.1)},
  year      = {2014},
  language  = {de}
}
@book{BERNHOLD2014,
  author    = {BERNHOLD, T.},
  title     = {Produktivit{\"a}tsmessung von Immobilien-Services: Schlussbericht f{\"u}r das BMBF-Projekt ProMIse},
  address   = {M{\"u}nster},
  year      = {2014},
  language  = {de}
}
@incollection{BERNHOLDKALINGLELLEK2012,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, M.},
  title     = {Produktivit{\"a}tsmessung von Immobilien-Services - empirische Analyse und Status Quo},
  series = {Facility Management Messe 2012 Tagungsband},
  booktitle = {Facility Management Messe 2012 Tagungsband},
  publisher = {VDE Verlag},
  address   = {Berlin, Offenbach},
  isbn      = {978-3-8007-3417-7},
  pages     = {157 -- 170},
  year      = {2012},
  language  = {de}
}
@incollection{BERNHOLDKALINGLELLEK2012,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, V.},
  title     = {Produktivit{\"a}tsmessung von Immobilien-Services - empirische Analyse und Status Quo},
  series = {Facility Management Messe 2012 Tagungsband},
  booktitle = {Facility Management Messe 2012 Tagungsband},
  publisher = {VDE Verlag 2012},
  address   = {Berlin, Offenbach},
  pages     = {157 -- 170},
  year      = {2012},
  language  = {de}
}
@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, 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{LELLEKBERNHOLD2015,
  author    = {LELLEK, V. and BERNHOLD, T.},
  title     = {Productivity Measurement of Service - Models and Web-based Computer Applications; 3rd International Conference on Management, Leadership and Governance - ICMLG 2015, 12-13 February 2015, Auckland, New Zealand.},
  year      = {2015},
  language  = {en}
}
@misc{BERNHOLDLELLEKKUeRSCHNERetal.2013,
  author    = {BERNHOLD, T. and LELLEK, V. and K{\"U}RSCHNER, M. and AVERBECK, A.-K.},
  title     = {Productivity Measurement of Facility Services - A web-based CAFM Application; XXIII International RESER Conference; September 19th-21st 2013, Aix en Provence},
  year      = {2013},
  language  = {en}
}
@misc{BERNHOLDLELLEKKUeRSCHNERetal.2013,
  author    = {BERNHOLD, T. and LELLEK, V. and K{\"U}RSCHNER, M. and AVERBECK, A.-K.},
  title     = {Productivity Measurement of Facility Services - A web-based CAFM Application; XXIII International RESER Conference; September 19th-21st 2013, Aix en Provence},
  year      = {2013},
  language  = {en}
}
@incollection{BERNHOLDKALINGLELLEK2012,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, V.},
  title     = {Productivity Measurement Model - A Holistic Approach For Services},
  series = {Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark, IN: JUNGHANS, A.; JENSEN, P. A. (Editors)},
  booktitle = {Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark, IN: JUNGHANS, A.; JENSEN, P. A. (Editors)},
  publisher = {Polyeknisk Forlag},
  address   = {Lyngby},
  pages     = {20 -- 30},
  year      = {2012},
  language  = {en}
}
@incollection{BERNHOLDKALINGLELLEK2012,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, V.},
  title     = {Productivity Measurement Model - A Holistic Approach For Services},
  series = {JUNGHANS, A.; JENSEN, P. A (Editors) Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark},
  booktitle = {JUNGHANS, A.; JENSEN, P. A (Editors) Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark},
  publisher = {Polyeknisk Forlag 2012},
  address   = {Lyngby :},
  pages     = {20 -- 30},
  year      = {2012},
  language  = {en}
}
@incollection{BERNHOLDKALINGLELLEK2012,
  author    = {BERNHOLD, T. and KALING, N. and LELLEK, V.},
  title     = {Productivity Measurement Model - A Holistic Approach For Services},
  series = {JUNGHANS, A.; JENSEN, P. A (Editors) Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark},
  booktitle = {JUNGHANS, A.; JENSEN, P. A (Editors) Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark},
  publisher = {Polyeknisk Forlag 2012},
  address   = {Lyngby :},
  pages     = {20 -- 30},
  year      = {2012},
  language  = {en}
}
@incollection{BERNHOLD2015,
  author    = {BERNHOLD, T.},
  title     = {Pl{\"a}doyer f{\"u}r ein Strategisches Facility Management},
  series = {HOSSENFELDER, J.; L{\"U}NENDONK, T. (Hrsg.); L{\"u}nendonk Handbuch Facility Management: 65 f{\"u}hrende Partner f{\"u}r Ihr Unternehmen},
  booktitle = {HOSSENFELDER, J.; L{\"U}NENDONK, T. (Hrsg.); L{\"u}nendonk Handbuch Facility Management: 65 f{\"u}hrende Partner f{\"u}r Ihr Unternehmen},
  publisher = {Haufe},
  address   = {Freiburg},
  isbn      = {978-3-648-07306-3},
  pages     = {113 -- 123},
  year      = {2015},
  language  = {de}
}
@book{BECKERBERNHOLDKNACKSTEDTetal.2017,
  author    = {BECKER, J. and BERNHOLD, T. and KNACKSTEDT, R. and MATZNER, M.},
  title     = {Planung koordinierter Wertsch{\"o}pfungspartnerschaften},
  edition   = {1. Auflage},
  publisher = {Berlin : Springer Berlin - Springer Gabler},
  address   = {Berlin},
  isbn      = {978-3-662-55361-9},
  year      = {2017},
  language  = {de}
}
@misc{BERNHOLD2009,
  author    = {BERNHOLD, T.},
  title     = {Outputspezifikationen in PPP-Verfahren - Grundlagen und praktische Hinweise, Workshop der Partnerschaften Deutschland AG am 26. und 27. M{\"a}rz 2009, Gladbeck},
  year      = {2009},
  language  = {de}
}
@book{BERNHOLD2008,
  author    = {BERNHOLD, T.},
  title     = {Organisation der kommunalen Geb{\"a}udewirtschaft - Wege und M{\"o}glichkeiten der Optimierung, NW StGB-Arbeitsgemeinschaft},
  address   = {Salzkotten},
  year      = {2008},
  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}
}
@incollection{BERNHOLD2013,
  author    = {BERNHOLD, T.},
  title     = {Neue Wege der Facility-Management-Ausbildung - Worauf Unternehmen und Hochschulen Wert legen},
  series = {HOSSELFELDER, J.; L{\"u}nendonk GmbH - Gesellschaft f{\"u}r Information und Kommunikation},
  booktitle = {HOSSELFELDER, J.; L{\"u}nendonk GmbH - Gesellschaft f{\"u}r Information und Kommunikation},
  publisher = {Haufe-Lexware},
  address   = {Freiburg},
  isbn      = {978-3-648-04032-4},
  pages     = {83 -- 91},
  year      = {2013},
  language  = {de}
}
@incollection{BERNHOLDROSENKRANZ2010,
  author    = {BERNHOLD, T. and ROSENKRANZ, C.},
  title     = {Messung, Steuerung \& Koordination von Facility Management-Dienstleistungen im Immobilienlebenszyklus},
  series = {F{\"A}HNRICH, K.-P. \& FRANCZYK, B. (Hrsg.) INFORMATIK 2010 - Service Science - Neue Perspektiven f{\"u}r die Informatik, Band 1.},
  booktitle = {F{\"A}HNRICH, K.-P. \& FRANCZYK, B. (Hrsg.) INFORMATIK 2010 - Service Science - Neue Perspektiven f{\"u}r die Informatik, Band 1.},
  publisher = {GI-Edition},
  address   = {Leipzig},
  pages     = {647 -- 652},
  year      = {2010},
  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}
}
@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     = {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}
}