@article{DE_1991_27_5_a2,
     author = {E. V. Grigoryeva and S. A. Kashchenko},
     title = {Relaxation oscillations in a system of equations describing the operation of a solid-state laser with a nonlinear element of delaying action},
     journal = {Differencialʹnye uravneni\^a},
     pages = {752--758},
     publisher = {mathdoc},
     volume = {27},
     number = {5},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1991_27_5_a2/}
}