BRONDSTED, A. Milman’s Theorem for Convex Functions. MATHEMATICA SCANDINAVICA, [S. l.], v. 19, p. 5–10, 1966. DOI: 10.7146/math.scand.a-10790. Disponível em: https://www.mscand.dk/article/view/10790. Acesso em: 2 may. 2024.