Y. Chung, M. Toyoda, und M. Kitsuregawa. Proceedings of the 5th International Workshop on Adversarial Information Retrieval on the Web, Seite 9--16. New York, NY, USA, ACM, (2009)
M. Kitsuregawa, T. Tamura, M. Toyoda, und N. Kaji. Progress in WWW Research and Development, Volume 4976 von Lecture Notes in Computer Science, Springer, Berlin/Heidelberg, (2008)
P. Lyman. Building a National Strategy for Preservation: Issues in Digital Media Archiving, Council on Library and Information Resources Washington, D.C. and Library of Congress, Washington, D.C., (April 2002)