TY - JOUR AU - I. S. Lomov TI - The Local Convergence of Biorthogonal Series Related to Differential Operators with Nonsmooth Coefficients: I JO - Differencialʹnye uravneniâ PY - 2001 SP - 328 EP - 342 VL - 37 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2001_37_3_a4/ LA - ru ID - DE_2001_37_3_a4 ER -