Hervé Gallaire Jean-Marie Nicolas 177-186 ICDT1990/P177.pdf 1990 ICDT db/conf/icdt/icdt90.html#GallaireN90 conf/icdt/90 http://dx.doi.org/10.1007/3-540-53507-1_76 books/mk/minker88/AptBW88 conf/pods/BeeriR87 conf/ecai/BidoitF88 conf/slp/Bocca86 conf/icde/Bocca90 conf/pods/Bry89 conf/dood/Bry89 conf/edbt/BryDM88 conf/lpar/BryMM91 conf/sigmod/CacaceCCTZ90 books/sp/CeriGT90 journals/jlp/ChandraH85 conf/adbt/Clark77 conf/eds/Decker86 journals/jlp/Fitting85a conf/fodo/Freeston89 conf/vldb/Gallaire81 conf/adbt/77 journals/csur/GallaireMN84 conf/iclp/GelfondL88 journals/jlp/Kunen87 ... journals/jlp/LloydST87 conf/fmldo/Manthey90 conf/wi/MantheyGN89 journals/jlp/Minker88 journals/acta/Nicolas82 conf/iclp/PrzymusinskaP88 ... books/mk/minker88/Przymusinski88 conf/adbt/Reiter77 conf/iclp/Reiter90 books/mk/minker88/SadriK88 conf/pods/X89 ... conf/pods/Ullman89 journals/jacm/EmdenK76 books/mk/minker88/Gelder88 conf/pods/GelderRS88 journals/tcs/Vieille89 ... journals/jlp/Wallace89