J. Poelmans, D. Ignatov, S. Viaene, G. Dedene, и S. Kuznetsov. Advances in Data Mining. Applications and Theoretical Aspects, том 7377 из Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2012)
A. Hotho, S. Staab, и G. Stumme. Proceedings of the 2003 IEEE International Conference on Data Mining, стр. 541-544 (Poster. Melbourne, Florida, IEEE Computer Society, (Ноябрь 2003)
A. Hotho, S. Staab, и G. Stumme. Knowledge Discovery in Databases: PKDD 2003, 7th European Conference on Principles and Practice of Knowledge Discovery in Databases, том 2838 из LNAI, стр. 217-228. Heidelberg, Springer, (2003)