@misc{Witkiewicz_Stanisław_Ignacy._Witkacy_(1885-1939)_Portrait,
 author={Witkiewicz, Stanisław Ignacy. Witkacy (1885-1939)},
 howpublished={online},
 title={Portrait Gustaw Nowotny},
 type={picture},
 keywords={Polish painting - 20-th century, Polish portraits - 20-th century, Polish drawing - theme - 20-th century},
}