AYUPOV, Sh. A.; ZAITOV, A. A. Functor of weakly additive τ-smooth functionals and mappings. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 61, n. 9, p. 1167–1173, 2009. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3089. Acesso em: 27 apr. 2025.