Stéphane Grumbach Maurizio Rafanelli Leonardo Tininini Querying Aggregate Data. 174-184 1999 PODS db/conf/pods/pods99.html#GrumbachRT99 conf/pods/99 http://doi.acm.org/10.1145/303976.303994 db/conf/pods/GrumbachRT99.html DiSC2_1/out/papers/pods/queryingaggregastmal.pdf conf/lics/BenediktL96 conf/pods/ChaudhuriV93 ... ... conf/icde/GrayBLP96 journals/tse/Ghosh86 conf/vldb/GuptaHQ95 ... conf/sigmod/HarinarayanRU96 conf/pods/IbarraS97 conf/pods/KanellakisKR90 conf/edbt/LevyM96 conf/pods/LevyMSS95 conf/ssdbm/LenzS97 conf/dbpl/LibkinW97 conf/pods/NuttSS98 journals/tods/OzsoyogluOM87 journals/sigmod/RafanelliBT96 journals/jsc/Renegar92 journals/tkde/RafanelliR93 journals/tcs/RossSSS98 conf/vldb/SrivastavaDJL96 conf/pods/Shoshani97 ... journals/tse/ShoshaniW85