N. Nakashole, G. Weikum, und F. Suchanek. Proceedings of the 2012 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning, Seite 1135--1145. Stroudsburg, PA, USA, Association for Computational Linguistics, (2012)
M. Hearst. Proceedings of the 14th conference on Computational linguistics, 2, Seite 539--545. Stroudsburg, PA, USA, Association for Computational Linguistics, (1992)