Building a Hierarchy of Events and Topics for Newspaper Digital Libraries.

@inproceedings{ponsporrata-2003-building, author = {Aurora Pons-Porrata and Rafael Berlanga Llavori and Jos\'{e} Ruiz-Shulcloper}, editor = {Fabrizio Sebastiani}, title = {{Building a Hierarchy of Events and Topics for Newspaper Digital Libraries}}, booktitle = {{Advances in Information Retrieval, 25th European Conference on IR Research, ECIR 2003, Pisa, Italy, April 14-16, 2003, Proceedings}}, series = {Lecture Notes in Computer Science}, volume = {2633}, pages = {588--596}, publisher = {Springer}, year = {2003}, url = {https://doi.org/10.1007/3-540-36618-0_46}, doi = {https://doi.org/10.1007/3-540-36618-0_46} }