Aurora Pons-Porrata, Rafael Berlanga Llavori, José Ruiz-Shulcloper. Building a Hierarchy of Events and Topics for Newspaper Digital Libraries. In Fabrizio Sebastiani, editor, Advances in Information Retrieval, 25th European Conference on IR Research, ECIR 2003, Pisa, Italy, April 14-16, 2003, Proceedings. Volume 2633 of Lecture Notes in Computer Science, pages 588-596, Springer, 2003. [doi]
Abstract is missing.