WYGNAŃSKA, Joanna. From PPR to systemic transformation. In: KAŹMIERSKA, Kaja; WANIEK, Katarzyna (eds.). Telling the Great Change: The Process of the Systemic Transformation in Poland in Biographical Perspective. Poland: Lodz University Press,2020. p. 103–113. DOI: 10.18778/8142-455-4.06. Disponível em: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/970/chapter/2589. Acesso em: 14 feb. 2026.