A Personalized Product Recommender for Web Retailers. - Yoon Ho Cho; Jae Kyeong Kim; Do Hyun Ahn (AsiaSim, 2004)

A Personalized Recommender System Based on Explanation Facilities Using Collaborative Filtering. - Do Hyun Ahn; Hee Ae Lee (ICEB, 2004)

A personalised recommendation procedure based on dimensionality reduction and web mining. - Do Hyun Ahn; Jae Kyeong Kim; Il Young Choi; Yoon Ho Cho (Int. J. Internet Enterp. Manag., 2004)