J. Reynar, и A. Ratnaparkhi. Proceedings of the fifth conference on Applied natural language processing, стр. 16--19. Stroudsburg, PA, USA, Association for Computational Linguistics, (1997)
A. Passant, и P. Laublet. Business Information Systems, 11th International Conference, BIS 2008, Innsbruck, Austria, May 2008, стр. 58--69. Springer-Verlag, (2008)
A. Passant, P. Laublet, и F. Testard-Vaillant. International Workshop on Annotations for Collaboration (IWAC), стр. 133-142. CNRS - Programme société de l'information, (2005)