COHN, J. H. E. The Diophantine system $x^2-6y^2=-5,\ x=2z^2-1$. MATHEMATICA SCANDINAVICA, [S. l.], v. 82, n. 2, p. 161–164, 1998. DOI: 10.7146/math.scand.a-13830. Disponível em: https://www.mscand.dk/article/view/13830. Acesso em: 23 nov. 2024.