%0 Journal Article %A A. I. Perov %T A~multi-dimensional linear differential equation of the second order with constant coefficient %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1966 %P 117-124 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1966_6_a12/ %G ru %F IVM_1966_6_a12