Molendowski, E. and Żmuda, M. 2014. Changes In Competitiveness Among The Visegrad Countries After Accession To The European Union: A Comparative Analysis Based On A Generalized Double Diamond Model. Comparative Economic Research. Central and Eastern Europe. 16, 4 (Feb. 2014), 121–153. DOI:https://doi.org/10.2478/cer-2013-0031.