PUŠKÁROVÁ, Paula - ZAJAC, Štefan. Innovation and Competitiveness of the Slovak Economy: New Evidence of International Impacts in the Knowledge Accumulation Process. In International Journal of Management and Economics. - Warszaw : Warszaw Scool of Economics - Publishing Office, 2014. ISSN 2299-9701, 2014, no. 42, pp. 81-97 online. VEGA 1/0277/14. Dostupné na : <http://kolegia.sgh.waw.pl/pl/KGS/publikacje/Documents/srodek_%2520IJME%252042.pdf> 1/0277/14, VEGA, Inovácie a konkurencieschopnosť slovenskej ekonomiky.