BAŞARIR, M. A note on the rates of convergence of double sequences. Sarajevo Journal of Mathematics, [S. l.], v. 10, n. 1, p. 87–92, 2024. DOI: 10.5644/SJM.10.1.11. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/164. Acesso em: 15 oct. 2024.