P2009

Submitted by francia on 23 August, 2011 - 16:13
in

Jorge Pérez, Marcelo Arenas, Claudio Gutierrez. Semantics and complexity of SPARQL. Transaction on Database Systems (TODS) 34(3), 2009. ACM Press, New York, NY, USA. ISSN 0362-5915. article 16.