TY - JOUR AU - I. V. Aliev TI - Property of being an Abelian basis for the system of eigen- and adjoint functions of multipoint boundary value problems for differential equations with variable coefficients JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1994 SP - 3 EP - 9 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1994_11_a0/ LA - ru ID - IVM_1994_11_a0 ER -