Mihael Ankerst Markus M. Breunig Hans-Peter Kriegel Jörg Sander 49-60 1999 SIGMOD Conference db/conf/sigmod/sigmod99.html#AnkerstBKS99 conf/sigmod/99 http://doi.acm.org/10.1145/304182.304187 db/conf/sigmod/AnkerstBKS99.html DiSC2_1/out/papers/sigmod/opticsorderingpmimah.pdf conf/sigmod/AgrawalGGR98 ... conf/vldb/BerchtoldKK96 conf/sigmod/BeckmannKSS90 conf/vldb/CiacciaPZ97 conf/kdd/EsterKSX96 conf/vldb/EsterKSWX98 conf/ssd/EsterKX95 ... conf/sigmod/GuhaRS98 conf/kdd/HinneburgK98 ... conf/dmkd/Huang97 books/ph/JainD88 journals/sigmod/Keim96 conf/sigmod/Keim96 journals/tkde/KnorrN96 books/wi/KaufmanR90 ... conf/vldb/NgH94 books/cu/PressTVF92 ... ... conf/ida/SchikutaE97 conf/vldb/SheikholeslamiCZ98 journals/cj/Sibson73 conf/sigmod/ZhangRL96