Deepshika, A, J Kannan, and M Mahalakshmi. “Isosceles Trapezoid With Integer Area: Cryptographic Applications OfGeneralized Pell-Type Equations and Sphenic Numbers”. Optimality 2, no. 2 (April 16, 2025): 93–99. Accessed July 31, 2025. https://opt.reapress.com/journal/article/view/79.