Balasubramanian, R., and T. N. Shorey. “On the Equation $a(x^m-1) (x-1)=b(y^n-1) (y-1)$”. Mathematica Scandinavica 46 (June 1, 1980): 177–182. Accessed July 25, 2026. https://journals.msp.org/mscand/article/view/1785.