@article{DE_1983_19_3_a17,
     author = {I. E. Vitrichenko and A. V. Kostin},
     title = {Stability of the zero solution of a quasilinear nonautonomous system in the critical case},
     journal = {Differencialʹnye uravneni\^a},
     pages = {521--523},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1983_19_3_a17/}
}