Markus Tresch Marc H. Scholl Schema Transformation Processors for Federated Objectbases. 37-46 DASFAA93/P037.pdf 1993 DASFAA db/conf/dasfaa/dasfaa93.html#TreschS93 conf/dasfaa/93 db/conf/dasfaa/TreschS93.html conf/sigmod/AbiteboulB91 conf/ride/AnderssonDSYTY93 journals/csur/BatiniL86 conf/dood/Beeri89 conf/edbt/Bertino92 conf/ride/GellerPN91 conf/icde/HeilerZ90 journals/vldb/Hsiao92 journals/sigmod/Kent91 journals/tods/RabittiBKW91 conf/vldb/Rundensteiner92 conf/dood/SchollLT91 conf/icdt/SchollS90 conf/oodbs/SchollST92 ... journals/csur/ShethL90 journals/tkde/SpaccapietraP94 ... conf/sigmod/StonebrakerJGP90 conf/er/TreschS92