KOLOS, I.; KOLOS, M. An estimate of the approximate solution to a problem of linear optimal filtration. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie), [S. l.], v. 8, n. 14, p. 368–374, 2007. Disponível em: https://en.num-meth.ru/index.php/journal/article/view/278. Acesso em: 29 apr. 2024.