%0 Conference Paper %1 conf/adbt/Biskup79 %A Biskup, Joachim %B Advances in Data Base Theory %C New York %D 1979 %E Gallaire, Hervé %E Nicolas, Jean-Marie %E Minker, Jack %I Plemum Press %K dblp %P 299-341 %T A Formal Approach to Null Values in Database Relations. %U http://dblp.uni-trier.de/db/conf/adbt/adbt79.html#Biskup79 %@ 0-306-40629-2

@inproceedings{conf/adbt/Biskup79, added-at = {2017-01-13T00:00:00.000+0100}, address = {New York}, author = {Biskup, Joachim}, biburl = {https://www.bibsonomy.org/bibtex/2997f32ef15c619a8f19c37ce64e9459d/dblp}, booktitle = {Advances in Data Base Theory}, crossref = {conf/adbt/79}, editor = {Gallaire, Hervé and Nicolas, Jean-Marie and Minker, Jack}, interhash = {20bf0b13e681afca387be6c56fe405db}, intrahash = {997f32ef15c619a8f19c37ce64e9459d}, isbn = {0-306-40629-2}, keywords = {dblp}, pages = {299-341}, publisher = {Plemum Press}, series = {Advances in Data Base Theory}, timestamp = {2017-01-14T11:35:08.000+0100}, title = {A Formal Approach to Null Values in Database Relations.}, url = {http://dblp.uni-trier.de/db/conf/adbt/adbt79.html#Biskup79}, year = 1979 }