TY - JOUR AU - S. S. Mirzoev AU - F. A. Gulieva TI - On the Completeness of Elementary Solutions of a Class of Second-Order Differential Equations with Operator Coefficients JO - Matematičeskie zametki PY - 2009 SP - 797 EP - 800 VL - 86 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2009_86_5_a15/ LA - ru ID - MZM_2009_86_5_a15 ER -