%0 Journal Article %A A. O. Gel'fond %T Linear differential equations of infinite order with constant coefficients and asymptotic periods of entire functions %J Informatics and Automation %D 1951 %P 42-67 %V 38 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1951_38_a4/ %G ru %F TRSPY_1951_38_a4