@article{MMO_1973_28_a7,
     author = {V. S. Afraǐmovi\v{c} and L. P. \v{S}ilnikov},
     title = {The singular sets of {Morse--Smale} systems},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {181--214},
     publisher = {mathdoc},
     volume = {28},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1973_28_a7/}
}