@article{DE_1968_4_8_a10,
     author = {P. S. Kultyshev},
     title = {The global stability of certain second order system},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1452--1464},
     publisher = {mathdoc},
     volume = {4},
     number = {8},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1968_4_8_a10/}
}