NIKOLAYCHUK, A. Convergence of the Collatz Sequence. JOURNAL OF ADVANCES IN MATHEMATICS, [S. l.], v. 17, p. 19–33, 2019. DOI: 10.24297/jam.v17i0.8336. Disponível em: https://rajpub.com/index.php/jam/article/view/8336. Acesso em: 7 apr. 2025.