Farhadian, Reza, and Rafael Jakimczuk. “General Limit Formulae Involving Prime Numbers”. Annales Mathematicae Silesianae 36, no. 2 (September 8, 2022): 176-183. Accessed May 4, 2024. https://journals.us.edu.pl/index.php/AMSIL/article/view/14552.