On the Diophantine equation $ax^{2t}+bx^ty+cy^2=d$ and pure powers in recurrence sequences.

Shorey, T. N., & Stewart, C. L. (1983). On the Diophantine equation $ax^{2t}+bx^ty+cy^2=d$ and pure powers in recurrence sequences. MATHEMATICA SCANDINAVICA, 52, 24–36. https://doi.org/10.7146/math.scand.a-11990