DR.D. GEETHA, DR.P.K.LAKSHMIDEVI, DR.N.SUBHASHINI. On the Negative Pell Equation y^2=23x^2-11. Journal of Computational Analysis and Applications (JoCAAA), [S. l.], v. 34, n. 12, p. 539–547, 2025. Disponível em: https://www.eudoxuspress.com/index.php/pub/article/view/4426. Acesso em: 10 aug. 2026.