Christian Fahrner, Thomas Marx, Stephan Philippi, & The Pennsylvania State University Cite Seer X Archives. (1995). Integration of Integrity Constraints into Object-Oriented Database Schema according to ODMG-93. http://www.uni-koblenz.de/fb4/publikationen/gelbereihe/RR-9-95.ps.Gz.
ISO-690 (author-date, English)CHRISTIAN FAHRNER, THOMAS MARX, STEPHAN PHILIPPI und THE PENNSYLVANIA STATE UNIVERSITY CITESEERX ARCHIVES, 1995. Integration of Integrity Constraints into Object-Oriented Database Schema according to ODMG-93. http://www.uni-koblenz.de/fb4/publikationen/gelbereihe/RR-9-95.ps.gz. 1 Januar 1995.
Modern Language Association 9th editionChristian Fahrner, Thomas Marx, Stephan Philippi, und The Pennsylvania State University Cite Seer X Archives. „Integration of Integrity Constraints into Object-Oriented Database Schema According to ODMG-93“. http://www.uni-koblenz.de/fb4/publikationen/gelbereihe/RR-9-95.ps.Gz, Januar 1995.
Mohr Siebeck - Recht (Deutsch - Österreich)Christian Fahrner/Thomas Marx/Stephan Philippi/The Pennsylvania State University Cite Seer X Archives: Integration of Integrity Constraints into Object-Oriented Database Schema according to ODMG-93, http://www.uni-koblenz.de/fb4/publikationen/gelbereihe/RR-9-95.ps.gz 1995,
Emerald - HarvardChristian Fahrner, Thomas Marx, Stephan Philippi und The Pennsylvania State University Cite Seer X Archives. (1995), „Integration of Integrity Constraints into Object-Oriented Database Schema according to ODMG-93“, http://www.uni-koblenz.de/fb4/publikationen/gelbereihe/RR-9-95.ps.Gz.