Optimizing SPARQL Queries over Disparate RDF Data Sources through Distributed Semi-Joins. - Jan Zemánek; Simon Schenk (ISWC (Posters & Demos), 2008)

Semantic Analytical Reports: A Framework for Post-processing Data Mining Results. - Tomás Kliegr; Martin Ralbovský; Vojtech Svátek; Milan Simunek; Vojtech Jirkovský; Jan Nemrava; Jan Zemánek (ISMIS, 2009)