LICK, Don R. Sets of Local Uniform Convergence. Mathematica Scandinavica, Berkeley, CA, United States, v. 19, p. 127–130, 1966. DOI: 10.7146/math.scand.a-10801. Disponível em: https://journals.msp.org/mscand/article/view/2536. Acesso em: 25 jul. 2026.