@misc{_Acta_1973, editor={Institute of History of the Polish Academy of Sciences}, copyright={Rights Reserved - Restricted Access}, address={Wrocław}, journal={Acta Poloniae Historica}, howpublished={online}, year={1973}, publisher={Zakład Narodowy im. Ossolińskich}, language={eng}, language={fre}, language={ger}, title={Acta Poloniae Historica T. 28 (1973)}, type={Text}, keywords={Poland - history - periodicals}, }