db/conf/cikm/LeePHC96.html Yong-Ju Lee Ho-Hyun Park Nam-Hee Hong Chin-Wan Chung Spatial Query Processing Using Object Decomposition Method. 53-61 CIKM1996/P053.pdf 1996 conf/cikm/96 CIKM db/conf/cikm/cikm96.html#LeePHC96 http://doi.acm.org/10.1145/238355.238374