Christian Laasch Marc H. Scholl 136-156 DBPL1993/P136.pdf 1993 DBPL db/conf/dbpl/dbpl93.html#LaaschS93 conf/dbpl/93 db/conf/dbpl/LaaschS93.html journals/vldb/AbiteboulB95 conf/sigmod/AbiteboulK89 conf/dbpl/BalstersV91 journals/tcs/BalstersF91 conf/vldb/BancilhonBKV87 conf/dood/Beeri89 journals/tods/BunemanO96 journals/csur/CardelliW85 ... books/aw/kimL89/FishmanABCCDHHKLLMNRSW89 journals/csur/HullK87 conf/iski/LaaschS92 conf/icde/LaaschS93 journals/tse/ManninoCB90 ... conf/sigmod/OhoriBT89 conf/sigmod/RichardsonS91 journals/is/SchekS86 conf/dood/SchollLT91 ... conf/icdt/SchollS90 journals/tois/Sciore89 conf/icde/ShawZ90 ... journals/tois/StraubeO90 conf/fpca/Turner85 journals/tkde/WilkinsonLH90