JABŁOŃSKA, Eliza. Jensen convex functions bounded above on nonzero Christensen measurable sets. Annales Mathematicae Silesianae, [S. l.], v. 23, p. 53–55, 2009. Disponível em: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/14042. Acesso em: 8 may. 2025.