Translating Documents into Semantic Documents using Semantic Web and Web2.0. - Hak Lae Kim; Hong-Gee Kim; Jaehwa Choi; Stefan Decker (SAAW@ISWC, 2006)

WANT: A Personal Knowledge Management System on Social Software Agent Technologies. - Hak Lae Kim; Jaehwa Choi; Hong-Gee Kim; Suk-hyung Hwang (KES-AMSTA, 2007)

Personal knowledge management for knowledge workers using social semantic technologies. - Hak Lae Kim; John G. Breslin; Stefan Decker; Jaehwa Choi; Hong-Gee Kim (Int. J. Intell. Inf. Database Syst., 2009)

Why Do Folksonomies Need Semantic Web Technologies? - Hak Lae Kim; Jaehwa Choi (AMCIS, 2010)

Semantic representation for copyright metadata of user-generated content in folksonomies. - Hak Lae Kim; John G. Breslin; Jaehwa Choi (Online Inf. Rev., 2010)