NGUYEN XUAN THAO; FLORENTIN SMARANDACHE. (𝓘, 𝓣) −Standard neutrosophic rough set and its topologies properties. Neutrosophic Sets and Systems, [S. l.], v. 14, p. 65-70, 2016. Disponível em: http://fs.unm.edu/NSS2/index.php/111/article/view/580. Acesso em: 2 oct. 2022.