VENUGOPAL RAO, V. The Lattice Point Problem for Indefinite Quadratic Forms with Rational Coefficients. The Journal of the Indian Mathematical Society, [S. l.], v. 21, n. 1-2, p. 1–40, 1957. DOI: 10.18311/jims/1957/16969. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/16969. Acesso em: 4 may. 2024.