TY - JOUR AU - M. V. Falaleev AU - I. V. Zakharova TI - On the solvability and limiting properties of some systems of partial differential equations with a small parameter in the principal part JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2025 SP - 39 EP - 48 VL - 240 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2025_240_a3/ LA - ru ID - INTO_2025_240_a3 ER -