Chaves Fraga, David and Corcho, Oscar and GutiƩrrez Gallardo, Claudio (2017). On the Role of the GRAPH Clause in the Performance of Federated SPARQL Queries. In: "4th International Workshop on Dataset PROFIling and fEderated Search for Web Data (PROFILES 2017) co-located with The 16th International Semantic Web Conference (ISWC 2017)", 22 Oct 2017, Viena, Austria. pp. 85-91.