Eric Amiel Marie-Jo Bellosta Eric Dujardin Eric Simon Type-safe Relaxing of Schema Consistency Rules for Flexible Modeling in OODBMS VLDB J. 5 2 1996 133-155 VLDBJ5/60050133.pdf db/journals/vldb/vldb5.html#AmielBDS96 db/journals/vldb/AmielBDS96.html conf/popl/AbadiCPP89 conf/oopsla/AgrawalDL91 conf/pods/AbiteboulKW90 ... ... conf/sigmod/BanerjeeKKK87 conf/oopsla/BobrowKKMSZ86 journals/sigplan/BobrowMGKKM88 conf/sigmod/Borgida88 conf/pods/Borgida89 conf/popl/Bruce93 conf/fpca/CanningCHOM89 ... journals/csur/CardelliW85 ... books/mk/Cattell94 conf/ecoop/Chambers92 journals/debu/Coen-PorisiniLZ91 ... conf/dbpl/ConnorMM91 conf/ecoop/Cook89 ... ... conf/icde/DeMichielCLAA93 conf/edbt/FormicaM94 books/ph/KemperM94 ... conf/oopsla/MadsenMM90 ... ... ... conf/ecoop/MugridgeHH91 ... conf/dood/Waller91 ...