YUSOF, N. A.; SABUROV, M. On uniqueness of fixed points of quadratic stochastic operators on a 2D simplex. Methods of Functional Analysis and Topology, [S. l.], v. 24, n. 3, p. 255–264, 2018. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/699. Acesso em: 15 dec. 2025.