Dr.D. Geetha, Dr.P.K.Lakshmidevi, Dr.N.Subhashini. 2025. “On the Negative Pell Equation y^2=23x^2-11”. Journal of Computational Analysis and Applications (JoCAAA) 34 (12):539-47. https://eudoxuspress.com/index.php/pub/article/view/4426.