Designing the Semistructured Data Dynamic Integration System Using Mash-up Technology Journal title: Vìsnik Nacìonalʹnogo unìversitetu "Lʹvìvsʹka polìtehnìka". Serìâ Ìnformacìjnì sistemi ta merežì Authors: Irina Kushniretska, Andrii Berko, Oksana Kushniretska Subject(s):