%0 Journal Article %A I. V. Aliev %T 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 %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1994 %P 3-9 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1994_11_a0/ %G ru %F IVM_1994_11_a0