G. Jeh, und J. Widom. Proceedings of the eighth ACM SIGKDD international conference on Knowledge discovery and data mining, Seite 538--543. New York, NY, USA, ACM, (2002)
C. Thurau, K. Kersting, und C. Bauckhage. Proceedings of the 19th ACM international conference on Information and knowledge management, Seite 1785--1788. ACM, (2010)