conf/sigmod/89 Serge Abiteboul Paris C. Kanellakis Object Identity as a Query Language Primitive. 159-173 1989 SIGMOD Conference db/conf/sigmod/sigmod89.html#AbiteboulK89 http://doi.acm.org/10.1145/67544.66941 db/conf/sigmod/AbiteboulK89.html SIGMOD89/P159.PDF ... conf/edbt/AbiteboulG88 conf/dbpl/AbiteboulGVW89 journals/tods/AbiteboulH87 conf/sigmod/AbiteboulH88 ... conf/pods/AbiteboulV88 conf/pods/AbiteboulV87 journals/csur/AtkinsonB87 conf/pods/Bancilhon88 conf/oodbs/BancilhonBBDGLPRV88 conf/dbpl/BancilhonCD89 conf/pods/BancilhonK86 journals/tois/BanerjeeCGKWBK87 conf/pods/BeeriNRST87 journals/iandc/Cardelli88 conf/sigmod/CareyDV88 journals/jcss/ChandraH80 journals/cacm/Codd70 journals/tods/Codd79 journals/tcs/Courcelle83 conf/caap/DahlhausM86 journals/tois/FishmanBCCCDDHKLMNRS87 ... books/aw/GoldbergR83 journals/siamcomp/Hull86 conf/pods/HullS89 conf/pods/JaeschkeS82 ... conf/oopsla/KhoshafianC86 conf/pods/KiferW89 ... conf/pods/KolaitisP88 ... conf/pods/Kuper87 ... conf/pods/KuperV84 conf/pods/LecluseR89 conf/sigmod/LecluseRV88 ... conf/oopsla/MaierSOP86 journals/is/SchekS86 conf/pods/Ullman87 books/cs/Ullman88 ... journals/debu/Zdonik85