J. Chalupski, Specialized catalog of Polish coins of the 20th and 21st centuries, 3 volumes, Sosnowiec 2006-2010

Jerzy Chalupski, Specialized catalog of Polish coins of the 20th and 21st centuries, 3 volumes, Sosnowiec 2006-2010

Part I - Kingdom of Poland 1917-1918, p. 86, published in 2008.

Part II - the Second Republic and General Gubernia, p. 274, published in 2008.

Part III - The Polish Republic and the Polish People's Republic 1945-1989, p. 360, published in 2010.