ET, M.; ALTIN, Y.; ALTINOK, H. On almost statistical convergence of generalized difference sequences of fuzzy numbers. Mathematical Modelling and Analysis, [S. l.], v. 10, n. 4, p. 345–352, 2005. DOI: 10.3846/13926292.2005.9637292. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/9690. Acesso em: 10 may. 2025.