Yuri Breitbart Peter L. Olson Glenn R. Thompson Database Integration in a Distributed Heterogeneous Database System. 301-310 ICDE86/P301.pdf 1986 ICDE db/conf/icde/icde86.html#BreitbartOT86 conf/icde/86 db/conf/icde/BreitbartOT86.html conf/ddb/LandersR82 ... journals/tods/SmithS77 ... conf/berkeley/DayalH82 ... ... conf/icod/Date83 conf/ddss/StaniszkisKKKMT84 conf/ddss/BreitbartT84 conf/er/KatzG81 journals/tods/Codd79