TUTAJ, E. Prime numbers with a certain extremal type property. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica, [S. l.], v. 17, p. 127–151, 2019. Disponível em: https://studmath.uken.krakow.pl/article/view/12965. Acesso em: 21 jul. 2026.