TY - JOUR AU - V. V. Kalmanovich AU - M. A. Stepovich TI - Application of generalized Bers degrees, the matrix method, and the Fourier method for solving the nonstationary heat equation in a multilayer medium JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2021 SP - 50 EP - 59 VL - 199 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2021_199_a5/ LA - ru ID - INTO_2021_199_a5 ER -