ESI, A. <b>Statistical and lacunary statistical convergence of interval numbers in topological groups. Acta Scientiarum. Technology, [S. l.], v. 36, n. 3, p. 491–495, 2014. DOI: 10.4025/actascitechnol.v36i3.16545. Disponível em: https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/16545. Acesso em: 7 set. 2025.