Asymptotic methods in singularly perturbed systems

Avtovolnovye prot︠s︡essy v nelineĭnykh sredakh s diffuzieĭ

Differnt͡sialʹnye uravnenii͡a i dinamicheskie sistemy

Funktsional'nye Prostranstva, Garmonicheskii Analiz, Differentsial'nye Uravneniia: Sbornik Statei