%0 Journal Article %A E. V. Grigoryeva %A S. A. Kashchenko %T Relaxation oscillations in a system of equations describing the operation of a solid-state laser with a nonlinear element of delaying action %J Differencialʹnye uravneniâ %D 1991 %P 752-758 %V 27 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_5_a2/ %G ru %F DE_1991_27_5_a2