@Article{428820,
     author = "Anita Richert-Kaźmierska",
     title = "Is There any Demand for the Workers Aged 50+ in Poland?",
     year =  2013,
     volume =  8,
     number =  3,
     journal =  Equilibrium. Quarterly Journal of Economics and Economic Policy,
     pages =  s. 123-135,
    }