@book{UBHD-3475903, author={Sukiennicki, Wiktor}, publisher={East European Monographs}, address={Boulder}, year={1984}, pages={XV, 654 S.}, language={eng}, number={ARRAY(0x55fab1fc0398)}, series={East European monographs}, library={UB [Signatur: 87 A 2248::1]}, }