Kaminski, M., Kostylev, E., & Cuenca Grau, B. (2015). Semantics and expressive power of subqueries and aggregates in SPARQL 1.1. Association for Computing Machinery.
Chicago Style aipamenaKaminski, M., E. Kostylev, and B. Cuenca Grau. Semantics and Expressive Power of Subqueries and Aggregates in SPARQL 1.1. Association for Computing Machinery, 2015.
MLA aipamenaKaminski, M., et al. Semantics and Expressive Power of Subqueries and Aggregates in SPARQL 1.1. Association for Computing Machinery, 2015.
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