ŁAZOR , Jerzy. From economic nationalism to the open market. Polish trade policy in the 20th and 21st century​ . Kwartalnik Kolegium Ekonomiczno-Społecznego. Studia i Prace, [S. l.], n. 3 (35), p. 81–100, 2018. Disponível em: https://econjournals.sgh.waw.pl/kwes/article/view/1107. Acesso em: 14 nov. 2026.