1. Lecture Notes in Computer Science;D. Buscaldi,2007
2. Buscaldi, D., Rosso, P., Gómez, J.M., Sanchis, E.: Answering questions with an n-gram based passage retrieval engine. In: Journal of Intelligent Information Systems, (82): (Online First, 2009) ISSN: 0925-9902 (Print) 1573-7675 (Online). doi :10.1007/s10844-009-0082-y
3. Callan, J.P.: Passage-level evidence in document retrieval. In: SIGIR 1994: Proceedings of the 17th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, pp. 302–310. Springer, New York (1994)
4. Hassan, S., Mihalcea, R., Banea, C.: Random-Walk Term Weighting for Improved Text Classification. In: ICSC 2007: Proceedings of the International Conference on Semantic Computing, Washington, DC, USA, pp. 242–249. IEEE Computer Society, Los Alamitos (2007)
5. Roda, G., Tait, J., Piroi, F., Zenz, V.: CLEF-IP 2009: retrieval experiments in the Intellectual Property domain. In: Working Notes for the CLEF 2009 Workshop, Corfu, Greece (2009)