VAROPOULOS, N. T. Sidon sets in $\mathsf{R}^n$. MATHEMATICA SCANDINAVICA, [S. l.], v. 27, p. 39–49, 1970. DOI: 10.7146/math.scand.a-10985. Disponível em: https://www.mscand.dk/article/view/10985. Acesso em: 24 nov. 2024.