@article{ND_2020_16_3_a2,
     author = {E. P. Kubyshkin and A. R. Moriakova},
     title = {Analysis of {Special} {Cases
}},
     journal = {Russian journal of nonlinear dynamics},
     pages = {437--451},
     publisher = {mathdoc},
     volume = {16},
     number = {3},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ND_2020_16_3_a2/}
}