%0 Conference Paper %1 conf/xp/Biskup81 %A Biskup, Joachim %B XP2 Workshop on Relational Database Theory %D 1981 %K dblp %T A Foundation of Codd's Relational Maybe-Operations. %U http://dblp.uni-trier.de/db/conf/xp/xp1981.html#Biskup81

@inproceedings{conf/xp/Biskup81, added-at = {2012-09-18T00:00:00.000+0200}, author = {Biskup, Joachim}, biburl = {https://www.bibsonomy.org/bibtex/2849eb5adc855b255f102f2f8f27eba21/dblp}, booktitle = {XP2 Workshop on Relational Database Theory}, cdrom = {XP/1981/biskup.pdf}, crossref = {conf/xp/1981}, interhash = {a703407f9ecaf9f7373bdb8da252f9b1}, intrahash = {849eb5adc855b255f102f2f8f27eba21}, keywords = {dblp}, timestamp = {2012-09-19T11:37:56.000+0200}, title = {A Foundation of Codd's Relational Maybe-Operations.}, url = {http://dblp.uni-trier.de/db/conf/xp/xp1981.html#Biskup81}, year = 1981 }