TY - JOUR AU - S. I. Kalinin TI - On the approximation of solutions of a homogeneous $\pi$-convolution equation with several unknown functions JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1996 SP - 53 EP - 58 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1996_5_a6/ LA - ru ID - IVM_1996_5_a6 ER -