In the April edition of the magazine WIRO a new article of Dr. Robert Lewandowski related to the simple joint stock company was published on the subject of. „Einfache Aktiengesellschaft – eine neue Gesellschaftsform in Polen” (indication of source: „Wirtschaft und Recht in Osteuropa, 31. Jahrgang, Heft 4/2022, S. 97-101)