CHOWLA, S. A Remarkable Solution of the Pel1an Equation X<sup>2</sup>-py<sup>2</sup> = -4, in the Case when p=1 |(4)| and the Class-Number of R(&#8730;p) is I. The Journal of the Indian Mathematical Society, [S. l.], v. 25, n. 1, p. 43–46, 1961. DOI: 10.18311/jims/1961/16894. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/16894. Acesso em: 29 apr. 2024.