conf/sigmod/97 Mary F. Fernández Daniela Florescu Jaewoo Kang Alon Y. Levy Dan Suciu 549-552 1997 conf/sigmod/97 SIGMOD Conference db/conf/sigmod/sigmod97.html#FernandezFKLS97 http://doi.acm.org/10.1145/253260.253403 SIGMOD97/P549.PDF conf/icdt/Abiteboul97 conf/icdt/AbiteboulCM97 conf/sigmod/AdaliCPS96 journals/jiis/ArensKS96 journals/jodl/AbiteboulQMWW97 conf/icdt/BunemanDFS97 conf/sigmod/BunemanDHS96 conf/sigmod/ChristophidesCM96 conf/ipsj/ChawatheGHPUW94 ... ... ... conf/vldb/LevyRO96 conf/pdis/MendelzonMM96 conf/vldb/PapakonstantinouAG96 conf/dood/PapakonstantinouGGU95 ... conf/icdt/Ullman97 ...