TY - JOUR AU - I. A. Sheipak TI - The eigenfunction system of a~hydrodynamical problem is a Riesz basis JO - Matematičeskie zametki PY - 1995 SP - 790 EP - 793 VL - 58 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1995_58_5_a14/ LA - ru ID - MZM_1995_58_5_a14 ER -