View-based query processing: On the relationship between rewriting, answering and losslessness

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\begin{bibtex} @article{DBLP:journals/tcs/CalvaneseGLV07,

 author    = {Diego Calvanese and
              Giuseppe De Giacomo and
              Maurizio Lenzerini and
              Moshe Y. Vardi},
 title     = {View-based query processing: On the relationship between
              rewriting, answering and losslessness},
 journal   = {Theor. Comput. Sci.},
 volume    = {371},
 number    = {3},
 year      = {2007},
 pages     = {169-182},
 ee        = {http://dx.doi.org/10.1016/j.tcs.2006.11.006},
 bibsource = {DBLP, http://dblp.uni-trier.de}

}

\end{bibtex}