MNEIMNEH, Saad. Simple Variations on The Tower of Hanoi: A Study of Recurrences and Proofs by Induction. Teaching Mathematics and Computer Science, [S. l.], v. 17, n. 2, p. 131–158, 2020. DOI: 10.5485/TMCS.2019.0459. Disponível em: https://ojs.lib.unideb.hu/tmcs/article/view/10953.. Acesso em: 4 jul. 2024.