Boonchu, Phornpassorn, Janyarak Tongsomporn, and Saeree Wananiyakul. “More on the Quadratic Exponential Diophantine Equation $(p^k - 1)^x + (p^k)^y = z^2$: Annual Meeting in Mathematics 2024”. Thai Journal of Mathematics 23, no. 1 (March 31, 2025): 177–183. Accessed July 20, 2025. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1773.