SINHA, R. Visualizing an Alternating Series. Ohio Journal of School Mathematics, [S. l.], v. 92, n. 1, p. 57–61, 2022. Disponível em: https://www.osu.tests.sfulib4.publicknowledgeproject.org/index.php/OJSM/article/view/9282. Acesso em: 29 apr. 2026.