KHAN, Vakeel A.; KHAN, Izhar Ali; AHMAD, Mobeen. A New Type of Difference I-Convergent Sequence in IFnNS. Yugoslav Journal of Operations Research, [S. l.], v. 33, n. 1, p. 1–15, 2021. DOI: 10.2298/YJOR210318022K. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/721. Acesso em: 25 aug. 2025.