ALFSEN, E. M. A Note on the Borel Structure of a Metrizable Choquet Simplex and of its Extreme Boundary. MATHEMATICA SCANDINAVICA, [S. l.], v. 19, p. 161–171, 1966. DOI: 10.7146/math.scand.a-10805. Disponível em: https://www.mscand.dk/article/view/10805. Acesso em: 6 may. 2024.