found: Its Biuletyn informacyjny komitetów ... 1957.
found: Catholic life in Poland, 1980:t.p. (Association "Pax")
found: Mazur, Daria. Realizm socpaxowski, 2013:page 7 ( ... Stowarzyszenia "Pax") page 321 (PAX Association; published weekly entitled 'Today and tomorrow' (Polish: 'Dziś i jutro')
found: Historical dictionary of Poland, 1945-1996, 1998:page 227 (PAX Association; Catholic lay organization established by B. Piasecki in 1945; published weekly Dziś i jutro ('Today and tomorrow') in November 1945; use of name PAX dates from 1947; PAX Association disintegrated after 1989)