NURAY, Fatih; RHOADES, B.E. Almost statistical convergence in amenable semigroups. Mathematica Scandinavica, Berkeley, CA, United States, v. 111, n. 1, p. 127–134, 2012. DOI: 10.7146/math.scand.a-15218. Disponível em: https://journals.msp.org/mscand/article/view/479. Acesso em: 24 jul. 2026.