Koehler, W. (2004). A longitudinal study of Web pages continued: A consideration of document persistence. Web documents, Half-life, Linkrot, Persistence, Web citations. University of Borås.
Chicago Style (17th ed.) CitationKoehler, Wallace. A Longitudinal Study of Web Pages Continued: A Consideration of Document Persistence. Web Documents, Half-life, Linkrot, Persistence, Web Citations. University of Borås, 2004.
MLA (8th ed.) CitationKoehler, Wallace. A Longitudinal Study of Web Pages Continued: A Consideration of Document Persistence. Web Documents, Half-life, Linkrot, Persistence, Web Citations. University of Borås, 2004.
Warning: These citations may not always be 100% accurate.