@article{{PES}{}, author = {Lucius, K., Simińska, E.}, title = { Rynek pracy dla osób 50+}, journal = {Progress in Economic Sciences}, number = {2}, year = {2015}, doi = {10.14595/PES/02/001}, url = {http://pes.pwsz.pila.pl/index.php/PES/article/view/35} }