X. Li, B. Liu, und S. Ng. Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing, Seite 218--228. Stroudsburg, PA, USA, Association for Computational Linguistics, (2010)
S. Riedel, L. Yao, und A. McCallum. Proceedings of the 2010 European conference on Machine learning and knowledge discovery in databases: Part III, Seite 148--163. Berlin, Heidelberg, Springer-Verlag, (2010)