Repdigits Base $b$ as Difference of Two Fibonacci Numbers. Journal of Mathematical Study, [S. l.], v. 55, n. 1, p. 84–94, 2022. DOI: 10.4208/jms.v55n1.22.07. Disponível em: https://www.global-sci.com/index.php/jms/article/view/13413. Acesso em: 5 dec. 2025.