Bibitem:

@inproceedings{Straccia09c,
 Author = {Umberto Straccia and Eufemia Tinelli and Tommaso Di Noia and Eugenio Di Sciascio and Simona Colucci},
 Booktitle = {Proceedings of the 18th International Symposium on Methodologies for Intelligent Systems (ISMIS-09)},
 Editor = {J. Rauch et al.},
 Number = {5722},
 Pages = {473--482},
 Publisher = {Springer Verlag},
 Series = {Lecture Notes in Artificial Intelligence},
Title = {Semantic-Based Top-k Retrieval for Competence Management}, Volume = {5722}, Year = {2009}}