Muhammad Reza Fahlevi, and Mohammad Andri Budiman. “Computing the Value of Pi in the Manner of Lambda Function With R Statistical Programming Language”. Data Science: Journal of Computing and Applied Informatics 5, no. 1 (February 2, 2021): 39-48. Accessed April 19, 2024. https://talenta.usu.ac.id/JoCAI/article/view/5556.