GÓROWSKI, J.; ŁOMNICKI, A. Simple proofs of some generalizations of the Wilson’s theorem. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica, [S. l.], v. 13, p. 7–14, 2014. Disponível em: https://studmath.uken.krakow.pl/article/view/13193. Acesso em: 29 oct. 2026.