MALYSHEV, D. V.; MALYSHEV, P. V. On locally perturbed equilibrium distribution functions. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 56, n. 6, p. 774–781, 2004. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3797. Acesso em: 14 apr. 2025.