@article{SVMO_2016_18_3_a4,
     author = {A. Yu. Mayorov},
     title = {About destabilization of equilibrium point is caused by linear and quadratic forces of viscous friction},
     journal = {\v{Z}urnal Srednevol\v{z}skogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {49--60},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SVMO_2016_18_3_a4/}
}