Elizalde, Steven, and Romeo Patan. “Deriving a Formula in Solving Reverse Fibonacci Means”. Recoletos Multidisciplinary Research Journal 10, no. 2 (December 30, 2022): 41–45. Accessed April 19, 2024. https://rmrj.usjr.edu.ph/rmrj/index.php/RMRJ/article/view/1200.