@incollection{Colucci10, Author = {Simona Colucci, Tommaso Di Noia, Azzurra Ragone, Michele Ruta, Umberto Straccia and Eufemia Tinelli}, Booktitle = {Semantic Web Information Management}, Chapter = {19}, Pages = {449--476}, Publisher = {Springer Verlag}, Title = {Informative Top-k Retrieval for Advanced Skill Management}, Year = {2010}}