JAROSZ, D. From a Life Annuity to Retirement. The Evolution of the Old-Age Protection System in the Polish Countryside in 1945–89 and its Echoes in Peasant Correspondence. Polska 1944/45-1989. Studia i Materiały, [S. l.], n. 18, p. 21–43, 2020. DOI: 10.12775/Polska.2020.02. Disponível em: https://apcz.umk.pl/PL1944/article/view/Polska.2020.02. Acesso em: 25 aug. 2024.