1.
Lavrenyuk SP, Protsakh NP. Mixed Problem for an Ultraparabolic Equation in Unbounded Domain. Ukr. Mat. Zhurn. [Internet]. 2002Aug.25 [cited 2024May30];54(8):1053-66. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/4146