@incollection{ssotw2012,
year={2012},
isbn={978-3-642-25007-1},
booktitle={Semantic Search over the Web},
series={Data-Centric Systems and Applications},
editor={{De Virgilio}, Roberto and Guerra, Francesco and Velegrakis, Yannis},
doi={10.1007/978-3-642-25008-8_4},
title={Path-Oriented Keyword Search Query over RDF},
publisher={Springer Berlin Heidelberg},
author={{De Virgilio}, Roberto and Cappellari, Paolo and Maccioni, Antonio and Torlone, Riccardo},
pages={81-107}
}