1.
Belan EP, Lykova OB. Integral manifolds and exponential splitting of linear parabolic equations with rapidly varying coefficients. Ukr. Mat. Zhurn. [Internet]. 1995Dec.25 [cited 2024Oct.6];47(12):1593–1608. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/5553