Younseok Choo
      On reciprocal sums of products of Pell-Lucas numbers
      International Journal of Mathematical Analysis, Vol. 13, 2019, no. 2, 49-57
      https://doi.org/10.12988/ijma.2019.915

Copyright © 2019 Younseok Choo. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.