(NwOPROSY \KONOMIKI SLANCEDOBYWA@]EJ PROMY[LENNOSTI (B/s - (NtREJFELDT(B, (Na(B.s; (NkAGANOWI^(B, (Ni(B.s; (NmIJLX(B, (Nh(B.s; (NrITSO(B, (Nl(B.s ((NmOSKWA (B:s (NuGLETEHIZDAT(B, s, 1957)
Keywords: (NsLANCEWAQ PROMY[LENNOSTXs