@article{ND_2011_7_3_a16,
     author = {A. V. Bolsinov and A. V. Borisov and I. S. Mamaev},
     title = {The bifurcation analysis and the {Conley} index in mechanics},
     journal = {Russian journal of nonlinear dynamics},
     pages = {649--681},
     publisher = {mathdoc},
     volume = {7},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2011_7_3_a16/}
}