@misc{Potel_Jean-Yves_(1948-_)_Grób, author={Potel, Jean-Yves (1948- )}, howpublished={online}, title={Grób Anny i Arona Langfusów na paryskim cmentarzu Bagneux}, keywords={Langfus, Anna (1920-1966), Langfus, Aron, grób, Paryż}, }