@article{MAT_1969_13_2_a6,
     author = {J. Palis and S. Smale},
     title = {Structural {Stability} {Theorems}},
     journal = {Matematika},
     pages = {145--155},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1969_13_2_a6/}
}