I. Jonyer, D. J. Cook, and L. B. Holder, Discovery and Evaluation of Graph-Based Hierarchical Conceptual Clusters, Journal of Machine Learning Research, 2, pages 19-43, 2001.

I. Jonyer, L. B. Holder, and D. J. Cook, Hierarchical Conceptual Structural Clustering, International Journal on Artificial Intelligence Tools, 10(1-2), pages 107-136, 2001.

I. Jonyer, L. B. Holder, and D. J. Cook, Graph-Based Hierarchical Conceptual Clustering in Structural Databases'', In the Proceedings of the Seventeenth National Conference on Artificial Intelligence, 2000.

I. Jonyer, L. B. Holder, and D. J. Cook, Graph-Based Hierarchical Conceptual Clustering, In the Proceedings of the Thirteenth Annual Florida AI Research Symposium, 2000.