TY - JOUR AU - M. V. Korovina TI - The Construction of a Self-Adjoint Extension of the Schr\"odinger Operator with Potential Concentrated on a Pencil of Planes: I JO - Differencialʹnye uravneniâ PY - 2002 SP - 775 EP - 786 VL - 38 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2002_38_6_a6/ LA - ru ID - DE_2002_38_6_a6 ER -