TY - GEN A1 - Lemiesiewicz Jan A1 - Lem Bartosz L1 - http://demo.dl.psnc.pl/Content/1538/PDF/Article-3.pdf L2 - http://demo.dl.psnc.pl/Content/1538 KW - szkolenie KW - magazyn KW - test T1 - Magazyn 3 u20 UR - http://demo.dl.psnc.pl/dlibra/publication/edition/1538 T2 - Magazyn u20 ER -