conf/vldb/92 Alfons Kemper Guido Moerkotte Michael Steinbrunn Optimizing Boolean Expressions in Object-Bases. 79-90 1992 VLDB db/conf/vldb/vldb92.html#KemperMS92 db/conf/vldb/KemperMS92.html VLDB92/P079.PDF books/aw/AhoSU86 journals/is/Christodoulakis83 conf/vldb/Demolombe80 conf/sigmod/Fedorowicz84 conf/oodbs/GraefeM88 journals/cacm/GanapathyR73 conf/sigmod/KamelK85 conf/sigmod/KemperKM91 conf/sigmod/KemperM90 conf/vldb/KemperM90 ... conf/dbpl/LieuwenD91 conf/sigmod/LiptonNS90 conf/vldb/Lynch88 conf/sigmod/MuralikrishnaD88 ... conf/sigmod/Piatetsky-ShapiroC84 journals/jacm/ReinwaldS66 conf/sigmod/SelingerACLP79 ...