JAKIMCZUK, Rafael. Some observations on the greatest prime factor of an integer. Annales Mathematicae Silesianae, [S. l.], v. 37, n. 1, p. 67–81, 2022. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/14910. Acesso em: 5 dec. 2025.