@Article{429267,
     author = "Magdalena Olczyk",
     title = "Structural Heterogeneity Between EU15 and 12 New EU Members – the Obstacle to Lisbon Strategy Implementation?",
     year =  2014,
     volume =  9,
     number =  4,
     journal =  Equilibrium. Quarterly Journal of Economics and Economic Policy,
     pages =  s. 21-43,
    }