BELAN, E. P.; LYKOVA, O. B. Integral manifolds and exponential splitting of linear parabolic equations with rapidly varying coefficients. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 12, p. 1593–1608, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5553. Acesso em: 5 dec. 2025.