conf/sigmod/84 Gregory Piatetsky-Shapiro Charles Connell Accurate Estimation of the Number of Tuples Satisfying a Condition. 256-276 1984 SIGMOD Conference db/conf/sigmod/sigmod84.html#Piatetsky-ShapiroC84 SIGMOD84/P256.PDF http://doi.acm.org/10.1145/602259.602294 db/conf/sigmod/Piatetsky-ShapiroC84.html journals/ibmsj/BlasgenE77 ... conf/sigmod/Christodoulakis83 conf/vldb/Demolombe80 ... journals/cacm/Luk83 ... conf/sigmod/Rowe83 journals/cj/SamsonB85 conf/sigmod/SelingerACLP79 journals/cacm/WhangWS83 journals/cacm/Yao77 journals/tods/Yao79 journals/tods/YuLS78 books/aw/Zipf49