TY - JOUR AU - I. S. Lomov TI - Conditions for Convergence of Biorthogonal Expansions of Functions on a Closed Interval JO - Differencialʹnye uravneniâ PY - 2001 SP - 562 EP - 565 VL - 37 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2001_37_4_a15/ LA - ru ID - DE_2001_37_4_a15 ER -