FARHADIAN, Reza; JAKIMCZUK, Rafael. Notes on a general sequence. Annales Mathematicae Silesianae, [S. l.], v. 34, n. 2, p. 193–202, 2020. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/13611. Acesso em: 21 dec. 2025.