ArticleIssue Date2013CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.7, no.12, pp.3261 - 3273PublisherKSII-KOR SOC INTERNET INFORMATION
ArticleIssue Date2011CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.5, no.9, pp.1632 - 1652PublisherKSII-KOR SOC INTERNET INFORMATION