Pinelas, Sandra, Mohan B, and Britto Antony Xavier G. “Higher Order Fibonacci Sequence and Series by Generalized Higher Order Variable Co-Efficient Difference Operator”. Journal of Computational Mathematica 1, no. 1 (June 30, 2017): 112-122. Accessed May 1, 2026. https://www.shcpub.in/index.php/cm/article/view/10.