%0 Journal Article
%A V. I. Romanov
%T The reducibility of certain systems with periodic and quasiperiodic matrices
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 1969
%P 70-73
%N 7
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_1969_7_a9/
%G ru
%F IVM_1969_7_a9