Books

Abbreviation	Full Reference
[AND00]	Anderl, R.; Trippner, D. (Hrsg): STEP – Standard for the Exchange of Product Model Data. B. G. Teubner Stuttgart Leipzig, 2000, ISBN 3-519-06377-8.
[BJÖ92a]	Björk, B.-C.: A Unified Approach for Modelling Construction Information. Building and Environment, Vol.27, No. 2, pp. 173-194, Pergamon Press Ltd., 1992.
[BJÖ92b]	Björk, B.-C.: A conceptual model of spaces, space boundaries and enclosing structures. Automation in Construction 1, pp 193-214, Elsevier Science Publishers B. V., 1992.
[EAS99]	Eastman, C. M.: Building Product Models: Computer Environments Supporting Design and Construction. CRC Press, 1999, ISBN 0-8493-0259-5.
[GRA93]	Grabowski, H.; Anderl, R.; Polly, A.: Integriertes Produktmodell. Beuth Verlag GmbH, Berlin, Wien; Zürich, 1. Auflage 1993, ISBN 3-410-12920-0.