TY - JOUR AU - V. P. Skripnik TI - Convergence in $L^2$ of solutions of systems with a~small nonsymmetric matrix multiplying the derivative JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1992 SP - 51 EP - 55 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1992_3_a8/ LA - ru ID - IVM_1992_3_a8 ER -