TY - JOUR AU - M. A. Lyalinov TI - On eigenfunctions of the essential~spectrum of the model problem for the Schr\"odinger operator with singular potential JO - Sbornik. Mathematics PY - 2023 SP - 1415 EP - 1441 VL - 214 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2023_214_10_a3/ LA - en ID - SM_2023_214_10_a3 ER -