BORWEIN, P. B. Rational approximations to Stieltjes transforms. MATHEMATICA SCANDINAVICA, [S. l.], v. 53, p. 114–124, 1983. DOI: 10.7146/math.scand.a-12020. Disponível em: https://www.mscand.dk/article/view/12020. Acesso em: 6 may. 2024.