ArticleIssue Date2011CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.5, no.9, pp.1632 - 1652PublisherKSII-KOR SOC INTERNET INFORMATION
ArticleIssue Date2012CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.6, no.5, pp.1400 - 1420PublisherKSII-KOR SOC INTERNET INFORMATION
Jeong, HyunCheol; Kim, Huy Kang; Lee, Sangjin; Kim, Eunjin
ArticleIssue Date2012CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.6, no.5, pp.1445 - 1462PublisherKSII-KOR SOC INTERNET INFORMATION