@article{DE_1999_35_5_a11,
     author = {A. V. Pukhlikov},
     title = {Structurally stable singularities of discontinuous dynamical systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {670--677},
     publisher = {mathdoc},
     volume = {35},
     number = {5},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1999_35_5_a11/}
}