BRYLL, G.; SOCHACKI, R. A method of comparison of Post-complete propositional logics. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica, [S. l.], v. 3, p. 27–32, 2003. Disponível em: https://studmath.uken.krakow.pl/article/view/13462. Acesso em: 30 oct. 2026.