@book{17478, author = {Spaccapietra, Stefano. and SpringerLink (Online service)}, title = {Journal on Data Semantics X}, publisher = {Springer-Verlag Berlin Heidelberg,}, year = {2008.}, series = {Lecture Notes in Computer Science,}, address = {Berlin, Heidelberg :}, url = {http://dx.doi.org/10.1007/978-3-540-77688-8} }