@article{DE_1987_23_12_a5,
     author = {A. I. Neishtadt},
     title = {Prolongation of the loss of stability in the case of dynamic bifurcations. {I}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2060--2067},
     publisher = {mathdoc},
     volume = {23},
     number = {12},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1987_23_12_a5/}
}