Balasubramanian R, Shorey TN. On the equation $a(x^m-1)/(x-1)=b(y^n-1)/(y-1)$. Math. Scand. [Internet]. 1980 Jun. 1 [cited 2024 Nov. 24];46:177-82. Available from: https://www.mscand.dk/article/view/11861