Kobilskaya, Elena B., and Viktor P. Lyashenko. 2020. “A Method for Solving a Boundary Value Problem in a Multilayered Area”. Bulletin of V.N. Karazin Kharkiv National University, Series «Mathematical Modeling. Information Technology. Automated Control Systems» 46 (June), 25-36. https://doi.org/10.26565/2304-6201-2020-46-03.