@article{DE_1983_19_6_a3,
     author = {A. V. Zhevnyak},
     title = {Stability of nonlinear systems. {I.~Star-monotonically} increasing {Lyapunov} functions and stability of singular points of dynamical systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {954--964},
     publisher = {mathdoc},
     volume = {19},
     number = {6},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1983_19_6_a3/}
}