TY  - GEN
A1  - BERNHOLD, T.
A1  - SCHLICHT, C.
A1  - LELLEK, V.
T1  - Added Value im CREM/FM - Studienergebnisse - Past - Present - Future, Münster, November 2018
Y1  - 2018
ER  - 
TY  - JOUR
A1  - BECKER, J.
A1  - BERNHOLD, T.
A1  - BEVERUNGEN, D.
A1  - KALING, N.
A1  - KNACKSTEDT, R.
A1  - LELLEK, V.
A1  - RAUER, H.
T1  - Construction of Productivity Models - A Tool-Supported Approach in the Area of Facility Management
JF  - Enterprise Modelling and Information Systems Architectures
Y1  - 2012
IS  - Vol. 7, No. 1
SP  - 28
EP  - 43
ER  - 
TY  - JOUR
A1  - BECKER, J.
A1  - BERNHOLD, T.
A1  - BEVERUNGEN, D.
A1  - KALING, N.
A1  - KNACKSTEDT, R.
A1  - LELLEK, V.
A1  - RAUER, H. P.
T1  - Construction of Productivity Models: A Tool Supported Approach in the Area of Facility Management
JF  - Enterprise Modelling and Information Systems Architectures
Y1  - 2012
U6  - http://dx.doi.org/10.18417/emisa.7.1.2
VL  - 7
IS  - 1
SP  - 26
EP  - 40
ER  - 
TY  - GEN
A1  - LELLEK, V.
A1  - AVERBECK, A.
T1  - Creation of value for guest - measuringof Facility Services in hotels including the customer value. In: Proceedings of the 15th Facility & Real Estate Management Congress, 6. - 8. February 2013, Hotel and leisure facilities, Kufstein.
Y1  - 2013
ER  - 
TY  - GEN
A1  - BERNHOLD, T.
A1  - LELLEK, V.
A1  - KOERS, J.
A1  - YOUSSEF, L.
T1  - International RESER Conference: Visualization of services - Closing expectations gaps and increasing service quality, XXIV. RESER Conference, 11.-13. September 2014, Helsinki, Finnland
Y1  - 2014
SP  - S. 900
EP  - 911
ER  - 
TY  - GEN
A1  - BERNHOLD, T.
A1  - KALING, N.
A1  - LELLEK, V.
T1  - Measurement of productivity of property services: an empiric analysis of the status quo, XXI. International RESER Conference, Hamburg, 07.09.-10.09.2011 2011
Y1  - 2011
ER  - 
TY  - CHAP
A1  - BERNHOLD, T.
A1  - KALING, N.
A1  - LELLEK, V.
T1  - Productivity Measurement Model - A Holistic Approach For Services
T2  - Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark, IN: JUNGHANS, A.;  JENSEN, P. A. (Editors)
Y1  - 2012
SP  - 20
EP  - 30
PB  - Polyeknisk Forlag
CY  - Lyngby
ER  - 
TY  - CHAP
A1  - BERNHOLD, T.
A1  - KALING, N.
A1  - LELLEK, V.
T1  - Productivity Measurement Model - A Holistic Approach For Services
T2  - JUNGHANS, A.; JENSEN, P. A (Editors) Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark
Y1  - 2012
SP  - 20
EP  - 30
PB  - Polyeknisk Forlag 2012
CY  - Lyngby :
ER  - 
TY  - CHAP
A1  - BERNHOLD, T.
A1  - KALING, N.
A1  - LELLEK, V.
T1  - Productivity Measurement Model - A Holistic Approach For Services
T2  - JUNGHANS, A.; JENSEN, P. A (Editors) Proceedings of the 11th EuroFM Research Symposium, 24.-25. May 2012 in Copenhagen, Denmark
Y1  - 2012
SP  - 20
EP  - 30
PB  - Polyeknisk Forlag 2012
CY  - Lyngby :
ER  - 
TY  - GEN
A1  - BERNHOLD, T.
A1  - LELLEK, V.
A1  - KÜRSCHNER, M.
A1  - AVERBECK, A.-K.
T1  - Productivity Measurement of Facility Services - A web-based CAFM Application; XXIII International RESER Conference; September 19th-21st 2013, Aix en Provence
Y1  - 2013
ER  -