Practical Issues for Building a Product Ontology System. - Ig-hoon Lee; Suekyung Lee; Taehee Lee 001; Sang-goo Lee; Dongkyu Kim; Jonghoon Chun; Hyunja Lee; Junho Shim (DEEC, 2005)

A Snappy B+-Trees Index Reconstruction for Main-Memory Storage Systems. - Ig-hoon Lee; Junho Shim; Sang-goo Lee (ICCSA (1), 2006)

An architecture for supporting batch query and online service in Very Large Database systems. - Jung-Yeon Yang; Ig-hoon Lee; Ok-Ran Jeong; Jun-Young Song; Chul-Min Lee; Sang-goo Lee (ICEBE, 2006)

Building an operational product ontology system. - Taehee Lee 001; Ig-hoon Lee; Suekyung Lee; Sang-goo Lee; Dongkyu Kim; Jonghoon Chun; Hyunja Lee; Junho Shim (Electron. Commer. Res. Appl., 2006)

Fast Rebuilding B+-Trees for Index Recovery. - Ig-hoon Lee; Junho Shim; Sang-goo Lee (IEICE Trans. Inf. Syst., 2006)

CST-Trees: Cache Sensitive T-Trees. - Ig-hoon Lee; Junho Shim; Sang-goo Lee; Jonghoon Chun (DASFAA, 2007)

Cache Conscious Trees: How Do They Perform on Contemporary Commodity Microprocessors? - Kyunghwa Kim; Junho Shim; Ig-hoon Lee (ICCSA (1), 2007)

Cache conscious trees on modern microprocessors. - Ig-hoon Lee; Jae-Won Lee; Junho Shim; Sang-goo Lee (ICUIMC, 2010)

Making T-Trees Cache Conscious on Commodity Microprocessors. - Ig-hoon Lee; Sang-goo Lee; Junho Shim (J. Inf. Sci. Eng., 2011)