conf/pods/95 Ti-Pin Chang Richard Hull Using Witness Generators to Support Bi-directional Update Between Object-Based Databases. 196-207 1995 PODS db/conf/pods/pods95.html#ChangH95 http://doi.acm.org/10.1145/212433.220213 journals/anthology/cd1-3:PODS95/P196.PDF journals/anthology/dvd1:text/1-3/PODS95/P196.PDF conf/sigmod/AbiteboulB91 journals/tods/AbiteboulH87 books/aw/AbiteboulHV95 conf/sigmod/AbiteboulK89 conf/icdt/Cabibbo95 ... ... conf/dbpl/Dayal89 conf/dbpl/DongS93 journals/sigmod/EliassenK91 conf/vldb/HullY90 conf/pods/HullY91 conf/sigmod/KiferL89 ... conf/pods/PatnaikI94 journals/computer/RusinkiewiczSK91