Serge Abiteboul Richard Hull 525-565 TODS12/P525.PDF 1987 12 ACM Trans. Database Syst. 4 db/journals/tods/tods12.html#AbiteboulH87 http://doi.acm.org/10.1145/32204.32205 db/journals/tods/AbiteboulH87.html journals/jcss/AbiteboulB86 conf/pods/AbiteboulH84 journals/tcs/AbiteboulH88 ... conf/icde/AtzeniP86 ... journals/csur/BatiniL86 ... ... conf/vldb/BrownP83 conf/icde/BryceH86 journals/tods/BunemanFN82 journals/jcss/CasanovaFP84 journals/tods/Chen76 journals/cacm/Codd70 journals/tods/Codd79 journals/tse/DayalH84 books/aw/GoldbergR83 journals/tods/HammerM81 ... journals/csur/HullK87 journals/jacm/HullY84 ... journals/tods/Kent79 ... conf/jcdkb/KingM82 journals/tois/KingM85 ... ... conf/sigmod/MotroB81 journals/tods/MylopoulosBW80 journals/tods/Shipman81 ... journals/tods/SmithS77 ... ... conf/er/WiederholdE79 journals/ibmsj/Zloof77