TY - JOUR AU - R. V. Sorokin AU - T. N. Shipina TI - On the unique solvability of a problem of identifying lower coefficients in a multidimensional system of composite type JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2022 SP - 73 EP - 83 VL - 212 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2022_212_a7/ LA - ru ID - INTO_2022_212_a7 ER -