%0 Journal Article %A Falkowski, Maciej %A Jędrzejek, Czesław %T An efficient SQL-based querying method to RDF schemata %J Control and Cybernetics %D 2009 %P 193-213 %V 38 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CC_2009_38_1_a10/ %G en %F CC_2009_38_1_a10