TY - JOUR AU - A. G. Chechkina TI - Operator estimates for the Steklov problem in an unbounded domain with rapidly changing conditions on the boundary JO - Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleniâ PY - 2021 SP - 54 EP - 57 VL - 499 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DANMA_2021_499_a11/ LA - ru ID - DANMA_2021_499_a11 ER -