%0 Journal Article %A S. I. Kalinin %T On the approximation of solutions of a homogeneous $\pi$-convolution equation with several unknown functions %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1996 %P 53-58 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1996_5_a6/ %G ru %F IVM_1996_5_a6